Tests

Fix TypedDict tuple context for Collection #22402

Job	Run time
Test mypyc suite with 32-bit Python	10m 41s
Test suite with py314-ubuntu, mypyc-compiled	15m 51s
Test suite with py312-ubuntu	10m 2s
Test suite with py314t-ubuntu, mypyc-compiled	18m 4s
Test suite with py313-ubuntu, mypyc-compiled	15m 20s
Test suite with py310-ubuntu, mypyc-compiled	16m 29s
Test suite with py314-windows-64	25m 35s
mypyc runtime tests with py313-macos	5m 10s
Test suite with py311-ubuntu	9m 19s
Test suite with py315-ubuntu, mypyc-compiled	15m 30s
Parallel tests with py314-ubuntu, interpreted	26m 42s
Type check our own code (py310-windows-64)	1m 45s
mypyc runtime tests with py310-ubuntu	6m 48s
Formatting and code style with Black + ruff	1m 53s
Parallel tests with py314-ubuntu, mypyc-compiled	27m 57s
Parallel tests with py314-windows-64, interpreted	11m 1s
Type check our own code (py310-ubuntu)	1m 5s
	3h 39m 12s

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