Tests

[stubtest] temporary `--ignore-disjoint-bases` flag #17698

Job	Run time
Test mypyc suite with 32-bit Python	8m 50s
Test suite with py313-ubuntu, mypyc-compiled	19m 24s
Test suite with py310-ubuntu	10m 52s
Test suite with py311-ubuntu	8m 49s
Test suite with py314-dev-ubuntu	26m 32s
Test suite with py313-windows-64	22m 48s
mypyc runtime tests with py39-macos	5m 7s
Test suite with py39-ubuntu, mypyc-compiled	16m 29s
Type check our own code (py39-ubuntu)	1m 35s
Type check our own code (py39-windows-64)	2m 12s
Formatting and code style with Black + ruff	1m 42s
Test suite with py312-ubuntu, mypyc-compiled	25m 18s
	2h 29m 38s

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