tests

Update mypy requirement from ==1.11.* to >=1.11,<1.13 #5612

Job	Run time
collateral (diffcov)	4m 53s
test_cygwin (39, windows-latest)	10m 58s
collateral (docs)	1m 52s
test (3.8, ubuntu-latest)	58s
test (3.8, windows-latest)	36s
test (3.13, ubuntu-latest)	58s
test (3.13, macos-latest)	59s
test (3.13, windows-latest)	43s
test (3.9, ubuntu-latest)	57s
test (3.10, ubuntu-latest)	59s
test (3.11, ubuntu-latest)	59s
test (3.12, ubuntu-latest)	58s
test (3.14, ubuntu-latest)	57s
test (pypy3.10, ubuntu-latest, stdlib)	56s
test (ubuntu-latest, 3.10, stdlib)	56s
test (3.8, macos-13)	58s
integration-test	0s
check	3s
release	0s
	29m 40s

Provide feedback