Merge TypedDicts from typeshed (#4707) #5842

Job	Run time
collateral (diffcov)	5m 18s
collateral (docs)	1m 54s
test (3.9, ubuntu-latest)	4m 15s
test (3.9, macos-latest)	3m 30s
test (3.9, windows-latest)	11m 43s
test_cygwin (39, windows-latest)	13m 10s
test (3.13, ubuntu-latest)	5m 8s
test (3.13, macos-latest)	3m 58s
test (3.13, windows-latest)	11m 30s
test (3.10, ubuntu-latest)	4m 16s
test (3.11, ubuntu-latest)	4m 3s
test (3.12, ubuntu-latest)	6m 0s
test (3.14, ubuntu-latest)	6m 25s
test (pypy3.10, ubuntu-latest, stdlib)	15m 46s
test (ubuntu-latest, 3.10, stdlib)	4m 18s
integration-test	0s
check	4s
release	0s
	1h 41m 18s

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