Tests

[mypyc] feat: ForMap generator helper for `builtins.map` #17246

Job	Run time
Test mypyc suite with 32-bit Python	8m 16s
Test suite with py310-ubuntu	10m 56s
Test suite with py39-ubuntu, mypyc-compiled	13m 50s
Test suite with py311-ubuntu	8m 35s
Formatting and code style with Black + ruff	1m 46s
Test suite with py312-ubuntu, mypyc-compiled	13m 1s
Test suite with py314-dev-ubuntu	14m 7s
mypyc runtime tests with py39-macos	6m 51s
Type check our own code (py39-windows-64)	2m 19s
Test suite with py313-windows-64	14m 4s
Type check our own code (py39-ubuntu)	1m 37s
Test suite with py313-ubuntu, mypyc-compiled	13m 41s
	1h 49m 3s

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