Tests

[mypyc] fix: isinstance_native fast path conflict w/ interp. subclasses [1/1] #22453

Job	Run time
Test mypyc suite with 32-bit Python	10m 41s
Test suite with py315-ubuntu, mypyc-compiled	16m 7s
Test suite with py310-ubuntu, mypyc-compiled	17m 17s
Test suite with py314-ubuntu, mypyc-compiled	15m 47s
Test suite with py311-ubuntu	9m 30s
Test suite with py313-ubuntu, mypyc-compiled	16m 9s
Type check our own code (py310-windows-64)	1m 45s
Formatting and code style with Black + ruff	1m 50s
Test suite with py314-windows-64	29m 8s
mypyc runtime tests with py310-ubuntu	7m 25s
Test suite with py312-ubuntu	9m 56s
Type check our own code (py310-ubuntu)	1m 3s
Test suite with py314t-ubuntu, mypyc-compiled	18m 20s
mypyc runtime tests with py313-macos	7m 17s
Parallel tests with py314-ubuntu, interpreted	26m 11s
Parallel tests with py314-ubuntu, mypyc-compiled	28m 54s
Parallel tests with py314-windows-64, interpreted	10m 43s
	3h 48m 3s

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