Tests

[mypyc] feat: new primitives for `bytes.rjust` and `bytes.ljust` #20178

Job	Run time
Test mypyc suite with 32-bit Python	3m 22s
Test suite with py310-ubuntu, mypyc-compiled	27s
Test suite with py312-ubuntu	7m 22s
Test suite with py313-ubuntu, mypyc-compiled	26s
Test suite with py311-ubuntu	5m 55s
Test suite with py314-ubuntu, mypyc-compiled	28s
mypyc runtime tests with py310-ubuntu	49s
Test suite with py314-windows-64	16m 10s
Test suite with py314t-ubuntu, mypyc-compiled	37s
mypyc runtime tests with py313-macos	54s
Type check our own code (py310-windows-64)	1m 20s
Parallel tests with py314-ubuntu, interpreted	23m 34s
Formatting and code style with Black + ruff	1m 50s
Type check our own code (py310-ubuntu)	36s
Parallel tests with py314-ubuntu, mypyc-compiled	27s
	1h 4m 17s

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