JIT

[3.14] GH-133779: Fix finding pyconfig.h on Windows JIT builds (GH-134349) #3495

Job	Run time
Interpreter (Debug)	10m 9s
i686-pc-windows-msvc/msvc (Debug)	21m 42s
i686-pc-windows-msvc/msvc (Release)	12m 56s
x86_64-pc-windows-msvc/msvc (Debug)	22m 5s
x86_64-pc-windows-msvc/msvc (Release)	12m 19s
aarch64-pc-windows-msvc/msvc (Debug)	22m 56s
aarch64-pc-windows-msvc/msvc (Release)	17m 34s
x86_64-apple-darwin/clang (Debug)	21m 7s
x86_64-apple-darwin/clang (Release)	13m 4s
aarch64-apple-darwin/clang (Debug)	14m 13s
aarch64-apple-darwin/clang (Release)	9m 41s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 54s
x86_64-unknown-linux-gnu/gcc (Release)	6m 55s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 45s
aarch64-unknown-linux-gnu/gcc (Release)	6m 2s
	3h 30m 22s

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