mypy

gh-145375: Fix bracketed paste in PyREPL isearch mode #21033

Job	Run time
Run mypy on Tools/check-c-api-docs	17s
Run mypy on Tools/cases_generator	18s
Run mypy on Tools/build	19s
Run mypy on Lib/_pyrepl	20s
Run mypy on Lib/test/libregrtest	16s
Run mypy on Tools/clinic	19s
Run mypy on Tools/jit	21s
Run mypy on Lib/tomllib	22s
Run mypy on Tools/peg_generator	19s
	2m 51s

Provide feedback