gh-121153: Change _PyLong_CompactValue() return type to int #130

Job	Run time
Interpreter (Debug)	6m 36s
i686-pc-windows-msvc/msvc (Debug)	50m 20s
Free-Threaded (Debug)	10m 12s
i686-pc-windows-msvc/msvc (Release)	19m 43s
x86_64-pc-windows-msvc/msvc (Debug)	17m 19s
x86_64-pc-windows-msvc/msvc (Release)	21m 49s
aarch64-pc-windows-msvc/msvc (Debug)	5m 2s
aarch64-pc-windows-msvc/msvc (Release)	5m 18s
x86_64-apple-darwin/clang (Debug)	14m 18s
x86_64-apple-darwin/clang (Release)	28m 8s
aarch64-apple-darwin/clang (Debug)	9m 29s
aarch64-apple-darwin/clang (Release)	14m 49s
x86_64-unknown-linux-gnu/gcc (Debug)	7m 39s
x86_64-unknown-linux-gnu/gcc (Release)	17m 32s
x86_64-unknown-linux-gnu/clang (Debug)	7m 57s
x86_64-unknown-linux-gnu/clang (Release)	13m 42s
aarch64-unknown-linux-gnu/gcc (Debug)	1h 11m 25s
aarch64-unknown-linux-gnu/gcc (Release)	52m 17s
aarch64-unknown-linux-gnu/clang (Debug)	1h 1m 46s
aarch64-unknown-linux-gnu/clang (Release)	35m 16s
	7h 50m 37s

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