`textobjects: swap` breaks on nightly

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Describe the bug
can not use swap feature on nightly

To Reproduce
Steps to reproduce the behavior:

init.lua:

require("nvim-treesitter.configs").setup({
	textobjects = {
		swap = {
			enable = true,
			swap_next = {
				["<leader>a"] = "@parameter.inner",
			},
			swap_previous = {
				["<leader>A"] = "@parameter.inner",
			},
		},
	},
})

a.lua:

print(1, 2)

run nvim a.lua
move cursor to 1
press <leader>a

Expected behavior
swap 1 and 2

Output of :checkhealth nvim-treesitter


==============================================================================
nvim-treesitter:                                                          1 ⚠️
Installation ~

⚠️ WARNING tree-sitter executable not found (parser generator, only needed for :TSInstallFromGrammar, not required for :TSInstall)
✅ OK node found v24.1.0 (only needed for :TSInstallFromGrammar)
✅ OK git executable found.
✅ OK cc executable found. Selected from { vim.NIL, "cc", "gcc", "clang", "cl", "zig" }

Version: cc (GCC) 15.1.1 20250425
✅ OK Neovim was compiled with tree-sitter runtime ABI version 15 (required >=13). Parsers must be compatible with runtime ABI.

OS Info:

{

machine = "x86_64",

release = "6.14.10-arch1-1",

sysname = "Linux",

version = "#1 SMP PREEMPT_DYNAMIC Wed, 04 Jun 2025 18:52:35 +0000"

} ~
Parser/Features         H L F I J

bash                ✓ ✓ ✓ . ✓
c                   ✓ ✓ ✓ ✓ ✓
commonlisp          ✓ ✓ ✓ . ✓
cpp                 ✓ ✓ ✓ ✓ ✓
css                 ✓ . ✓ ✓ ✓
csv                 ✓ . . . .
diff                ✓ . ✓ . ✓
git_rebase          ✓ . . . ✓
gitcommit           ✓ . . . ✓
go                  ✓ ✓ ✓ ✓ ✓
html                ✓ ✓ ✓ ✓ ✓
ini                 ✓ . ✓ . ✓
java                . ✓ ✓ ✓ ✓
javascript          ✓ ✓ ✓ ✓ ✓
json                ✓ ✓ ✓ ✓ .
lua                 ✓ ✓ ✓ ✓ ✓
markdown            . . ✓ ✓ ✓
markdown_inline     . . . . ✓
python              ✓ ✓ ✓ ✓ ✓
query               ✓ ✓ ✓ ✓ ✓
rust                ✓ ✓ ✓ ✓ ✓
scheme              ✓ . ✓ . ✓
toml                ✓ ✓ ✓ ✓ ✓
vim                 ✓ ✓ ✓ . ✓
vimdoc              ✓ . . . ✓
xml                 ✓ ✓ ✓ ✓ ✓
yaml                ✓ ✓ ✓ ✓ ✓
zathurarc           ✓ . . . ✓

Legend: H[ighlight], L[ocals], F[olds], I[ndents], In[j]ections

+) multiple parsers found, only one will be used

x) errors found in the query, try to run :TSUpdate {lang} ~

Output of nvim --version

NVIM v0.12.0-dev-535+g811e12cebc
Build type: RelWithDebInfo
LuaJIT 2.1.1744317938
Run "nvim -V1 -v" for more info

Additional context
works on 0.11.2

Reproduce the failure using the init.lua configuration and a.lua example on Neovim nightly, then compare the same steps with 0.11.2. Trace the textobjects swap entry point and verify that pressing a swaps the two parameters as expected.

Written by the indexing model from the issue text.

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