gh-116749: Disable GIL by default in free-threaded build #72

Job	Run time
i686-pc-windows-msvc/msvc (Debug)	17m 47s
i686-pc-windows-msvc/msvc (Release)	21m 46s
x86_64-pc-windows-msvc/msvc (Debug)	17m 46s
x86_64-pc-windows-msvc/msvc (Release)	23m 48s
aarch64-pc-windows-msvc/msvc (Debug)	5m 10s
aarch64-pc-windows-msvc/msvc (Release)	5m 45s
x86_64-apple-darwin/clang (Debug)	10m 59s
x86_64-apple-darwin/clang (Release)	14m 24s
aarch64-apple-darwin/clang (Debug)	9m 10s
aarch64-apple-darwin/clang (Release)	12m 21s
x86_64-unknown-linux-gnu/gcc (Debug)	7m 50s
x86_64-unknown-linux-gnu/gcc (Release)	17m 40s
x86_64-unknown-linux-gnu/clang (Debug)	7m 51s
x86_64-unknown-linux-gnu/clang (Release)	13m 49s
aarch64-unknown-linux-gnu/gcc (Debug)	1h 4m 38s
aarch64-unknown-linux-gnu/gcc (Release)	50m 26s
aarch64-unknown-linux-gnu/clang (Debug)	59m 23s
aarch64-unknown-linux-gnu/clang (Release)	34m 46s
	6h 35m 19s

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