Tests

[mypyc] feat: new primitive for `int.to_bytes` #20240

Job	Run time
Test mypyc suite with 32-bit Python	9m 41s
Test suite with py313-ubuntu, mypyc-compiled	14m 32s
Test suite with py312-ubuntu	10m 8s
Test suite with py314t-ubuntu, mypyc-compiled	18m 0s
Parallel tests with py314-ubuntu, mypyc-compiled	29m 2s
Test suite with py311-ubuntu	9m 33s
Test suite with py314-windows-64	26m 41s
mypyc runtime tests with py310-ubuntu	5m 35s
mypyc runtime tests with py313-macos	7m 4s
Test suite with py310-ubuntu, mypyc-compiled	15m 2s
Test suite with py314-ubuntu, mypyc-compiled	14m 50s
Formatting and code style with Black + ruff	1m 55s
Parallel tests with py314-ubuntu, interpreted	23m 13s
Type check our own code (py310-windows-64)	2m 31s
Type check our own code (py310-ubuntu)	1m 41s
	3h 9m 28s

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