Tests

Let issubclass narrow Any #21543

Job	Run time
Test mypyc suite with 32-bit Python	10m 27s
Test suite with py314t-ubuntu, mypyc-compiled	18m 44s
Test suite with py314-windows-64	31m 29s
Test suite with py310-ubuntu, mypyc-compiled	16m 40s
Test suite with py312-ubuntu	10m 31s
Type check our own code (py310-ubuntu)	1m 40s
Parallel tests with py314-ubuntu, interpreted	22m 57s
Test suite with py313-ubuntu, mypyc-compiled	17m 2s
mypyc runtime tests with py310-ubuntu	6m 21s
Test suite with py314-ubuntu, mypyc-compiled	16m 51s
mypyc runtime tests with py313-macos	6m 2s
Test suite with py311-ubuntu	9m 33s
Parallel tests with py314-windows-64, interpreted	10m 43s
Type check our own code (py310-windows-64)	2m 49s
Formatting and code style with Black + ruff	1m 51s
Parallel tests with py314-ubuntu, mypyc-compiled	26m 59s
	3h 30m 39s

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