Tests

Sync typeshed #22687

Job	Run time
Test mypyc suite with 32-bit Python	12m 19s
Test suite with py310-ubuntu, mypyc-compiled	16m 14s
Test suite with py311-ubuntu	9m 29s
Test suite with py314-ubuntu, mypyc-compiled	16m 12s
Type check our own code (py310-windows-64)	2m 15s
Parallel tests with py314-ubuntu, mypyc-compiled	29m 21s
Parallel tests with py314-windows-64, interpreted	11m 32s
Test suite with py315-ubuntu, mypyc-compiled	16m 1s
Test suite with py314t-ubuntu, mypyc-compiled	17m 29s
Parallel tests with py314-ubuntu, interpreted	27m 49s
Test suite with py312-ubuntu	10m 58s
Test suite with py313-ubuntu, mypyc-compiled	15m 37s
Test suite with py314-windows-64	33m 4s
mypyc runtime tests with py310-ubuntu	6m 11s
mypyc runtime tests with py313-macos	7m 57s
Formatting and code style with Black + ruff	1m 49s
Type check our own code (py310-ubuntu)	1m 4s
	3h 55m 21s

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