smbios-token-ctl / Could not manipulate system token

smbios-token-ctl bails out with error:
```
# src/bin/smbios-token-ctl --version
2.4.3

# src/bin/smbios-token-ctl --dump-tokens-csv
ID,Type,Value,Name,Setting
ERROR: Could not manipulate system token.
```

With `--trace` output the final error section is
```
ENTER isActive(, )
ENTER _errorOnNegativeFN(-1, <_FuncPtr object at 0x7fa756cf1750>, (,), )
RAN CTYPES FUNCTION: token_obj_is_active
ENTER _obj_strerror(, )
LEAVE _obj_strerror --> b'Low level SMI call failed.\n\xbe\xc6\x80V\x05'

EXCEPTION: b'Low level SMI call failed.\n\xbe\xc6\x80V\x05'
Traceback (most recent call last):
File "/tmp/libsmbios-2.4.3/src/bin/../python/libsmbios_c/trace_decorator.py", line 103, in trace
result = func(*args, **kw)
File "/tmp/libsmbios-2.4.3/src/bin/../python/libsmbios_c/_common.py", line 65, in _errorOnNegativeFN
_doExc(exception_fn, result, func, args, _("function returned negative error code") )
File "/tmp/libsmbios-2.4.3/src/bin/../python/libsmbios_c/_common.py", line 25, in _doExc
raise exception_fn(r, f, a)
libsmbios_c.smbios_token.TokenManipulationFailure: b'Low level SMI call failed.\n\xbe\xc6\x80V\x05'
LEAVE _errorOnNegativeFN --> 'EXCEPTION RAISED'

EXCEPTION: b'Low level SMI call failed.\n\xbe\xc6\x80V\x05'
Traceback (most recent call last):
File "/tmp/libsmbios-2.4.3/src/bin/../python/libsmbios_c/trace_decorator.py", line 103, in trace
result = func(*args, **kw)
File "/tmp/libsmbios-2.4.3/src/bin/../python/libsmbios_c/smbios_token.py", line 50, in isActive
return DLL.token_obj_is_active(self)
File "/tmp/libsmbios-2.4.3/src/bin/../python/libsmbios_c/trace_decorator.py", line 103, in trace
result = func(*args, **kw)
File "/tmp/libsmbios-2.4.3/src/bin/../python/libsmbios_c/_common.py", line 65, in _errorOnNegativeFN
_doExc(exception_fn, result, func, args, _("function returned negative error code") )
File "/tmp/libsmbios-2.4.3/src/bin/../python/libsmbios_c/_common.py", line 25, in _doExc
raise exception_fn(r, f, a)
libsmbios_c.smbios_token.TokenManipulationFailure: b'Low level SMI call failed.\n\xbe\xc6\x80V\x05'
LEAVE isActive --> 'EXCEPTION RAISED'

ERROR: Could not manipulate system token.
```

This error is seen on multiple devices and models (OptiPlex / Precision). The interesting thing is that `cctk` fails to enumerate BIOS settings on the same systems which fail with the above error.