Tests

Sync typeshed #22319

Job	Run time
Test mypyc suite with 32-bit Python	11m 18s
Test suite with py313-ubuntu, mypyc-compiled	16m 3s
Test suite with py315-ubuntu, mypyc-compiled	15m 54s
Type check our own code (py310-windows-64)	1m 55s
Parallel tests with py314-ubuntu, mypyc-compiled	29m 16s
Test suite with py314-windows-64	28m 39s
Test suite with py312-ubuntu	10m 21s
Parallel tests with py314-ubuntu, interpreted	26m 15s
Test suite with py310-ubuntu, mypyc-compiled	16m 49s
Type check our own code (py310-ubuntu)	1m 14s
mypyc runtime tests with py310-ubuntu	7m 25s
Formatting and code style with Black + ruff	1m 48s
Test suite with py314t-ubuntu, mypyc-compiled	18m 13s
Test suite with py314-ubuntu, mypyc-compiled	15m 28s
Parallel tests with py314-windows-64, interpreted	10m 55s
mypyc runtime tests with py313-macos	6m 19s
Test suite with py311-ubuntu	10m 0s
	3h 47m 52s

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