Tests

[mypyc] Generate setattr wrapper (#19937) #18363

Job	Run time
Test mypyc suite with 32-bit Python	8m 30s
Test suite with py310-ubuntu	10m 37s
Test suite with py39-ubuntu, mypyc-compiled	14m 47s
Test suite with py313-windows-64	25m 1s
Test suite with py312-ubuntu, mypyc-compiled	14m 0s
Test suite with py311-ubuntu	8m 33s
mypyc runtime tests with py39-macos	8m 21s
Test suite with py314-dev-ubuntu	16m 36s
Test suite with py313-ubuntu, mypyc-compiled	14m 56s
Type check our own code (py39-ubuntu)	1m 43s
Type check our own code (py39-windows-64)	2m 37s
Formatting and code style with Black + ruff	2m 31s
	2h 8m 12s

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