Tests

gh-20495:Update message_registry.py #19901

Job	Run time
Test mypyc suite with 32-bit Python	9m 14s
Test suite with py314t-ubuntu, mypyc-compiled	16m 42s
Test suite with py314-ubuntu, mypyc-compiled	14m 14s
Test suite with py313-ubuntu, mypyc-compiled	13m 55s
Test suite with py311-ubuntu	9m 2s
mypyc runtime tests with py310-ubuntu	4m 57s
mypyc runtime tests with py313-macos	4m 42s
Test suite with py312-ubuntu	10m 21s
Test suite with py310-ubuntu, mypyc-compiled	13m 58s
Parallel tests with py314-ubuntu, mypyc-compiled	26m 45s
Formatting and code style with Black + ruff	2m 3s
Parallel tests with py314-ubuntu, interpreted	24m 45s
Type check our own code (py310-ubuntu)	1m 43s
Type check our own code (py310-windows-64)	2m 23s
Test suite with py314-windows-64	26m 55s
	3h 1m 39s

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