gh-144712: Export _Py_jit_entry symbol via PyAPI_DATA #3117

Job	Run time
x86_64-apple-darwin/clang	15m 51s
aarch64-apple-darwin/clang	9m 18s
x86_64-unknown-linux-gnu/gcc-free-threading	7m 21s
aarch64-unknown-linux-gnu/gcc	7m 15s
x86_64-unknown-linux-gnu/gcc	10m 54s
	50m 39s

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