Tests

Fix narrowing for match case with variadic tuples (#21192) #21619

Job	Run time
Test mypyc suite with 32-bit Python	10m 36s
Test suite with py314-ubuntu, mypyc-compiled	15m 1s
Test suite with py312-ubuntu	9m 27s
Test suite with py310-ubuntu, mypyc-compiled	16m 42s
Test suite with py313-ubuntu, mypyc-compiled	15m 27s
mypyc runtime tests with py310-ubuntu	6m 14s
Parallel tests with py314-ubuntu, interpreted	25m 14s
Test suite with py314t-ubuntu, mypyc-compiled	21m 5s
mypyc runtime tests with py313-macos	6m 47s
Type check our own code (py310-windows-64)	2m 55s
Formatting and code style with Black + ruff	1m 48s
Test suite with py314-windows-64	27m 48s
Type check our own code (py310-ubuntu)	1m 52s
Test suite with py311-ubuntu	9m 25s
Parallel tests with py314-windows-64, interpreted	11m 30s
Parallel tests with py314-ubuntu, mypyc-compiled	26m 5s
	3h 27m 56s

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