Tests

Update pythoncapi_compat.h #21789

Job	Run time
Test mypyc suite with 32-bit Python	10m 45s
Test suite with py310-ubuntu, mypyc-compiled	15m 53s
Test suite with py313-ubuntu, mypyc-compiled	15m 13s
Test suite with py314t-ubuntu, mypyc-compiled	16m 30s
Test suite with py312-ubuntu	9m 29s
Test suite with py314-ubuntu, mypyc-compiled	14m 56s
Parallel tests with py314-ubuntu, mypyc-compiled	26m 47s
mypyc runtime tests with py310-ubuntu	6m 30s
mypyc runtime tests with py313-macos	5m 54s
Parallel tests with py314-ubuntu, interpreted	25m 50s
Parallel tests with py314-windows-64, interpreted	8m 2s
Test suite with py311-ubuntu	8m 47s
Formatting and code style with Black + ruff	1m 49s
Type check our own code (py310-windows-64)	2m 1s
Test suite with py314-windows-64	28m 54s
Type check our own code (py310-ubuntu)	1m 5s
	3h 18m 25s

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