mypy

gh-143921: Narrow the control character check in imaplib commands (GH… #22332

Job	Run time
Run mypy on Tools/build	30s
Run mypy on Tools/cases_generator	30s
Run mypy on Lib/_pyrepl	29s
Run mypy on Tools/check-c-api-docs	30s
Run mypy on Tools/jit	30s
Run mypy on Tools/peg_generator	29s
Run mypy on Lib/tomllib	30s
Run mypy on Tools/clinic	31s
Run mypy on Lib/test/libregrtest	30s
	4m 29s

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