Tests

[mypyc] Fix exception reraising when awaiting a future (#20547) #20046

Job	Run time
Test mypyc suite with 32-bit Python	9m 23s
Test suite with py314-windows-64	27m 59s
mypyc runtime tests with py313-macos	4m 29s
mypyc runtime tests with py310-ubuntu	5m 12s
Test suite with py314-ubuntu, mypyc-compiled	13m 54s
Type check our own code (py310-windows-64)	2m 32s
Test suite with py310-ubuntu, mypyc-compiled	14m 45s
Type check our own code (py310-ubuntu)	1m 42s
Parallel tests with py314-ubuntu, interpreted	23m 50s
Parallel tests with py314-ubuntu, mypyc-compiled	27m 16s
Test suite with py314t-ubuntu, mypyc-compiled	16m 24s
Formatting and code style with Black + ruff	1m 48s
Test suite with py311-ubuntu	8m 59s
Test suite with py312-ubuntu	9m 48s
Test suite with py313-ubuntu, mypyc-compiled	14m 3s
	3h 2m 4s

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