installation failure due to rapidjson

See Tencent/rapidjson#719

```console
$ python3.12 -m venv venv
$ . ./venv/bin/activate
$ pip install pyrfr
Collecting pyrfr
Using cached pyrfr-0.9.0.tar.gz (295 kB)
Installing build dependencies: started
Installing build dependencies: finished with status 'done'
Getting requirements to build wheel: started
Getting requirements to build wheel: finished with status 'done'
Preparing metadata (pyproject.toml): started
Preparing metadata (pyproject.toml): finished with status 'done'
Building wheels for collected packages: pyrfr
Building wheel for pyrfr (pyproject.toml): started
Building wheel for pyrfr (pyproject.toml): finished with status 'error'
error: subprocess-exited-with-error

× Building wheel for pyrfr (pyproject.toml) did not run successfully.
│ exit code: 1
╰─> [81 lines of output]
Deprecated command line option: -modern. Ignored, this option is now always on.
Deprecated command line option: -py3. Ignored, this option is no longer supported.
./include/rfr/nodes/k_ary_node.hpp:253: Warning 401: Nothing known about base class 'k_ary_node_minimal< 2,rfr::splits::binary_split_one_feature_rss_loss< double,double,unsigned int,std::default_random_engine,128 >,double,double,unsigned int,std::default_random_engine >'. Ignored.
./include/rfr/nodes/k_ary_node.hpp:253: Warning 401: Maybe you forgot to instantiate 'k_ary_node_minimal< 2,rfr::splits::binary_split_one_feature_rss_loss< double,double,unsigned int,std::default_random_engine,128 >,double,double,unsigned int,std::default_random_engine >' using %template.
In file included from ./include/cereal/archives/json.hpp:56,
from ./include/rfr/forests/regression_forest.hpp:21,
from ./include/rfr/trees/k_ary_tree.hpp:26,
from pyrfr/regression_wrap.cpp:3367:
./include/cereal/external/rapidjson/document.h: In member function ‘rapidjson::GenericStringRef& rapidjson::GenericStringRef::operator=(const rapidjson::GenericStringRef&)’:
./include/cereal/external/rapidjson/document.h:319:82: error: assignment of read-only member ‘rapidjson::GenericStringRef::length’
319 | GenericStringRef& operator=(const GenericStringRef& rhs) { s = rhs.s; length = rhs.length; }
| ~~~~~~~^~~~~~~~~~~~
In file included from ./include/rfr/trees/k_ary_tree.hpp:22:
./include/rfr/nodes/k_ary_node.hpp: In instantiation of ‘void rfr::nodes::k_ary_node_minimal::print_info() const [with int k = 2; split_type = rfr::splits::binary_split_one_feature_rss_loss, 128>; num_t = double; response_t = double; index_t = unsigned int; rng_t = std::linear_congruential_engine]’:
./include/rfr/nodes/k_ary_node.hpp:307:20: required from ‘void rfr::nodes::k_ary_node_full::print_info() const [with int k = 2; split_type = rfr::splits::binary_split_one_feature_rss_loss, 128>; num_t = double; response_t = double; index_t = unsigned int; rng_t = std::linear_congruential_engine]’
307 | super::print_info();
| ~~~~~~~~~~~~~~~~~^~
pyrfr/regression_wrap.cpp:22434:183: required from here
22434 | ((rfr::nodes::k_ary_node_full< 2,rfr::splits::binary_split_one_feature_rss_loss< num_t,response_t,index_t,rng_t,128 >,num_t,response_t,index_t,rng_t > const *)arg1)->print_info();
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
./include/rfr/nodes/k_ary_node.hpp:209:29: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
209 | for (auto i=0; i::SetObjectRaw(Member*, rapidjson::SizeType, Allocator&) [with Encoding = rapidjson::UTF8<>; Allocator = rapidjson::MemoryPoolAllocator<>; Member = rapidjson::GenericMember, rapidjson::MemoryPoolAllocator<> >; rapidjson::SizeType = unsigned int]’:
./include/cereal/external/rapidjson/document.h:2363:55: required from ‘bool rapidjson::GenericDocument::EndObject(rapidjson::SizeType) [with Encoding = rapidjson::UTF8<>; Allocator = rapidjson::MemoryPoolAllocator<>; StackAllocator = rapidjson::CrtAllocator; rapidjson::SizeType = unsigned int]’
2363 | stack_.template Top()->SetObjectRaw(members, memberCount, GetAllocator());
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/cereal/external/rapidjson/reader.h:1736:40: required from ‘rapidjson::GenericReader::IterativeParsingState rapidjson::GenericReader::Transit(IterativeParsingState, Token, IterativeParsingState, InputStream&, Handler&) [with unsigned int parseFlags = 272; InputStream = rapidjson::BasicIStreamWrapper >; Handler = rapidjson::GenericDocument >; SourceEncoding = rapidjson::UTF8<>; TargetEncoding = rapidjson::UTF8<>; StackAllocator = rapidjson::CrtAllocator]’
1736 | bool hr = handler.EndObject(c);
| ~~~~~~~~~~~~~~~~~^~~
./include/cereal/external/rapidjson/reader.h:1832:58: required from ‘rapidjson::ParseResult rapidjson::GenericReader::IterativeParse(InputStream&, Handler&) [with unsigned int parseFlags = 272; InputStream = rapidjson::BasicIStreamWrapper >; Handler = rapidjson::GenericDocument >; SourceEncoding = rapidjson::UTF8<>; TargetEncoding = rapidjson::UTF8<>; StackAllocator = rapidjson::CrtAllocator]’
1832 | IterativeParsingState d = Transit(state, t, n, is, handler);
| ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
./include/cereal/external/rapidjson/reader.h:487:46: required from ‘rapidjson::ParseResult rapidjson::GenericReader::Parse(InputStream&, Handler&) [with unsigned int parseFlags = 272; InputStream = rapidjson::BasicIStreamWrapper >; Handler = rapidjson::GenericDocument >; SourceEncoding = rapidjson::UTF8<>; TargetEncoding = rapidjson::UTF8<>; StackAllocator = rapidjson::CrtAllocator]’
487 | return IterativeParse(is, handler);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
./include/cereal/external/rapidjson/document.h:2159:57: required from ‘rapidjson::GenericDocument& rapidjson::GenericDocument::ParseStream(InputStream&) [with unsigned int parseFlags = 272; SourceEncoding = rapidjson::UTF8<>; InputStream = rapidjson::BasicIStreamWrapper >; Encoding = rapidjson::UTF8<>; Allocator = rapidjson::MemoryPoolAllocator<>; StackAllocator = rapidjson::CrtAllocator]’
2159 | parseResult_ = reader.template Parse(is, *this);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
./include/cereal/external/rapidjson/document.h:2185:70: required from ‘rapidjson::GenericDocument& rapidjson::GenericDocument::ParseStream(InputStream&) [with InputStream = rapidjson::BasicIStreamWrapper >; Encoding = rapidjson::UTF8<>; Allocator = rapidjson::MemoryPoolAllocator<>; StackAllocator = rapidjson::CrtAllocator]’
2185 | return ParseStream(is);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
./include/cereal/archives/json.hpp:427:34: required from here
427 | itsDocument.ParseStream<>(itsReadStream);
| ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
./include/cereal/external/rapidjson/document.h:1952:24: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of type ‘rapidjson::GenericValue >::Member’ {aka ‘struct rapidjson::GenericMember, rapidjson::MemoryPoolAllocator<> >’} with no trivial copy-assignment; use copy-assignment instead [-Wclass-memaccess]
1952 | std::memcpy(m, members, count * sizeof(Member));
| ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/cereal/external/rapidjson/document.h:71:8: note: ‘rapidjson::GenericValue >::Member’ {aka ‘struct rapidjson::GenericMember, rapidjson::MemoryPoolAllocator<> >’} declared here
71 | struct GenericMember {
| ^~~~~~~~~~~~~
./include/cereal/external/rapidjson/document.h: In instantiation of ‘void rapidjson::GenericValue::SetArrayRaw(rapidjson::GenericValue*, rapidjson::SizeType, Allocator&) [with Encoding = rapidjson::UTF8<>; Allocator = rapidjson::MemoryPoolAllocator<>; rapidjson::SizeType = unsigned int]’:
./include/cereal/external/rapidjson/document.h:2371:54: required from ‘bool rapidjson::GenericDocument::EndArray(rapidjson::SizeType) [with Encoding = rapidjson::UTF8<>; Allocator = rapidjson::MemoryPoolAllocator<>; StackAllocator = rapidjson::CrtAllocator; rapidjson::SizeType = unsigned int]’
2371 | stack_.template Top()->SetArrayRaw(elements, elementCount, GetAllocator());
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/cereal/external/rapidjson/reader.h:1766:39: required from ‘rapidjson::GenericReader::IterativeParsingState rapidjson::GenericReader::Transit(IterativeParsingState, Token, IterativeParsingState, InputStream&, Handler&) [with unsigned int parseFlags = 272; InputStream = rapidjson::BasicIStreamWrapper >; Handler = rapidjson::GenericDocument >; SourceEncoding = rapidjson::UTF8<>; TargetEncoding = rapidjson::UTF8<>; StackAllocator = rapidjson::CrtAllocator]’
1766 | bool hr = handler.EndArray(c);
| ~~~~~~~~~~~~~~~~^~~
./include/cereal/external/rapidjson/reader.h:1832:58: required from ‘rapidjson::ParseResult rapidjson::GenericReader::IterativeParse(InputStream&, Handler&) [with unsigned int parseFlags = 272; InputStream = rapidjson::BasicIStreamWrapper >; Handler = rapidjson::GenericDocument >; SourceEncoding = rapidjson::UTF8<>; TargetEncoding = rapidjson::UTF8<>; StackAllocator = rapidjson::CrtAllocator]’
1832 | IterativeParsingState d = Transit(state, t, n, is, handler);
| ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
./include/cereal/external/rapidjson/reader.h:487:46: required from ‘rapidjson::ParseResult rapidjson::GenericReader::Parse(InputStream&, Handler&) [with unsigned int parseFlags = 272; InputStream = rapidjson::BasicIStreamWrapper >; Handler = rapidjson::GenericDocument >; SourceEncoding = rapidjson::UTF8<>; TargetEncoding = rapidjson::UTF8<>; StackAllocator = rapidjson::CrtAllocator]’
487 | return IterativeParse(is, handler);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
./include/cereal/external/rapidjson/document.h:2159:57: required from ‘rapidjson::GenericDocument& rapidjson::GenericDocument::ParseStream(InputStream&) [with unsigned int parseFlags = 272; SourceEncoding = rapidjson::UTF8<>; InputStream = rapidjson::BasicIStreamWrapper >; Encoding = rapidjson::UTF8<>; Allocator = rapidjson::MemoryPoolAllocator<>; StackAllocator = rapidjson::CrtAllocator]’
2159 | parseResult_ = reader.template Parse(is, *this);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
./include/cereal/external/rapidjson/document.h:2185:70: required from ‘rapidjson::GenericDocument& rapidjson::GenericDocument::ParseStream(InputStream&) [with InputStream = rapidjson::BasicIStreamWrapper >; Encoding = rapidjson::UTF8<>; Allocator = rapidjson::MemoryPoolAllocator<>; StackAllocator = rapidjson::CrtAllocator]’
2185 | return ParseStream(is);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
./include/cereal/archives/json.hpp:427:34: required from here
427 | itsDocument.ParseStream<>(itsReadStream);
| ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
./include/cereal/external/rapidjson/document.h:1939:24: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of type ‘class rapidjson::GenericValue >’ with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
1939 | std::memcpy(e, values, count * sizeof(GenericValue));
| ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/cereal/external/rapidjson/document.h:540:7: note: ‘class rapidjson::GenericValue >’ declared here
540 | class GenericValue {
| ^~~~~~~~~~~~
[, ]
error: command '/usr/bin/gcc' failed with exit code 1
[end of output]

note: This error originates from a subprocess, and is likely not a problem with pip.
ERROR: Failed building wheel for pyrfr
Failed to build pyrfr
ERROR: Could not build wheels for pyrfr, which is required to install pyproject.toml-based projects

[notice] A new release of pip is available: 24.0 -> 24.1.2
[notice] To update, run: pip install --upgrade pip
```

Reproduce the failure with Python 3.12 using the pip install pyrfr commands shown. Read include/cereal/external/rapidjson/document.h and compare the reported incompatibility with Tencent/rapidjson#719; done means pyrfr builds and installs successfully.

Written by the indexing model from the issue text.