Tests

Update pythoncapi_compat.h #14628

Job	Run time
Test mypyc suite with 32-bit Python	8m 38s
Test suite with py39-ubuntu, mypyc-compiled	13m 11s
Test suite with py39-windows-64	21m 11s
Test suite with py310-ubuntu	9m 30s
Test suite with py311-ubuntu, mypyc-compiled	11m 7s
Test suite with py312-ubuntu, mypyc-compiled	11m 47s
Test suite with py313-ubuntu, mypyc-compiled	11m 46s
mypyc runtime tests with py39-macos	3m 56s
Type check our own code (py39-ubuntu)	2m 6s
Type check our own code (py39-windows-64)	2m 26s
Formatting and code style with Black + ruff	1m 35s
	1h 37m 13s

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