PEP 702 (@deprecated): descriptors #14082

Job	Run time
Test mypyc suite with 32-bit Python	7m 0s
Test suite with py38-ubuntu, mypyc-compiled	19m 34s
Test suite with py38-windows-64	21m 26s
Test suite with py39-ubuntu	17m 35s
Test suite with py310-ubuntu	16m 58s
Test suite with py311-ubuntu, mypyc-compiled	16m 11s
Test suite with py312-ubuntu, mypyc-compiled	18m 37s
Test suite with py313-ubuntu, mypyc-compiled	19m 1s
mypyc runtime tests with py39-macos	5m 49s
Type check our own code (py38-ubuntu)	1m 52s
Type check our own code (py38-windows-64)	2m 46s
Formatting and code style with Black + ruff	57s
	2h 27m 46s

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