mypy

gh-138151: Fix annotationlib handling of multiple nonlocals (#138164) #17658

Job	Run time
Run mypy on Lib/tomllib	14s
Run mypy on Tools/build	21s
Run mypy on Tools/cases_generator	22s
Run mypy on Tools/clinic	17s
Run mypy on Lib/_pyrepl	21s
Run mypy on Lib/test/libregrtest	22s
Run mypy on Tools/jit	25s
Run mypy on Tools/peg_generator	15s
	2m 37s

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