Tests

Update pythoncapi_compat.h (#21257) #21790

Job	Run time
Test mypyc suite with 32-bit Python	10m 33s
Test suite with py311-ubuntu	9m 13s
Test suite with py312-ubuntu	9m 28s
Test suite with py313-ubuntu, mypyc-compiled	15m 18s
Test suite with py314-ubuntu, mypyc-compiled	16m 3s
Test suite with py314-windows-64	27m 45s
Parallel tests with py314-windows-64, interpreted	7m 52s
Test suite with py310-ubuntu, mypyc-compiled	15m 35s
Formatting and code style with Black + ruff	1m 58s
mypyc runtime tests with py313-macos	6m 20s
Parallel tests with py314-ubuntu, interpreted	25m 18s
mypyc runtime tests with py310-ubuntu	6m 12s
Type check our own code (py310-windows-64)	2m 9s
Parallel tests with py314-ubuntu, mypyc-compiled	28m 19s
Type check our own code (py310-ubuntu)	1m 11s
Test suite with py314t-ubuntu, mypyc-compiled	16m 51s
	3h 20m 5s

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