hard disable Py_LIMITED_API for free-threaded builds (#125) #259

Job	Run time
make_linux_matrix	4s
make_macos_matrix	2s
make_windows_matrix	4s
python_sdist	9s
macos (cp313-macosx_x86_64, macos-13)	8m 26s
windows (cp313-win_amd64)	1m 46s
macos (cp313-macosx_arm64, 11.0, arch -arm64 bash --noprofile --norc -eo pipefail {0})	3m 30s
linux (cp313-manylinux_x86_64)	4m 46s
linux (cp313t-manylinux_x86_64, true)	5m 31s
linux (cp313-musllinux_x86_64)	4m 43s
merge_artifacts	3s
check	4s
	29m 8s

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