tests

Enforce ruff/refurb rules (FURB) #5241

Job	Run time
test (3.8, ubuntu-latest)	4m 26s
test (3.8, windows-latest)	11m 42s
collateral (diffcov)	5m 20s
test_cygwin (39, windows-latest)	15m 38s
test (3.12, ubuntu-latest)	5m 40s
collateral (docs)	2m 10s
test (3.12, macos-latest)	5m 0s
test (3.12, windows-latest)	12m 11s
test (3.9, ubuntu-latest)	4m 19s
test (3.10, ubuntu-latest)	4m 26s
test (3.11, ubuntu-latest)	4m 17s
test (pypy3.10, ubuntu-latest, stdlib)	15m 52s
test (ubuntu-latest, 3.10, stdlib)	4m 16s
test (3.8, macos-13)	7m 6s
integration-test	0s
check	2s
release	0s
	1h 42m 25s

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