fixed option name

Author: drebbe-intrepid

pyproject.toml

@@ -49,7 +49,7 @@ environment = {DISTUTILS_DEBUG=1, MACOSX_DEPLOYMENT_TARGET="10.13", CIBW_ARCHS_L
 before-build = "python -m pip install wheel"
 manylinux-x86_64-image = "quay.io/pypa/manylinux_2_28_x86_64"
 manylinux-aarch64-image = "quay.io/pypa/manylinux_2_28_aarch64"
-cpython-freethreading = true
+free-threaded-support = true
 
 [tool.cibuildwheel.linux]
 before-build = "dnf install -y cmake clang clang-tools-extra flex bison"