build: add freethreaded python ci and wheels #140

Job	Run time
Make SDist	18s
Wheel on ubuntu-24.04-arm (auto64)	9m 31s
Wheel on ubuntu-latest (auto64)	9m 46s
Wheel on windows-latest (auto64)	10m 51s
Wheel on macos-latest (universal2)	11m 49s
Wheel on macos-latest (auto64)	5m 31s
Upload release to PyPI	0s
	47m 46s

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