tests

Config changes to use our custom stubs #753

Job	Run time
test_cygwin (39, windows-latest)	15m 44s
collateral (diffcov)	5m 16s
test (3.8, ubuntu-latest)	2m 39s
collateral (docs)	1m 55s
test (3.8, windows-latest)	2m 20s
test (3.13, ubuntu-latest)	2m 38s
test (3.13, macos-latest)	3m 39s
test (3.13, windows-latest)	2m 31s
test (3.9, ubuntu-latest)	2m 35s
test (3.10, ubuntu-latest)	2m 50s
test (3.11, ubuntu-latest)	2m 49s
test (3.12, ubuntu-latest)	2m 45s
test (3.14, ubuntu-latest)	2m 33s
test (pypy3.10, ubuntu-latest, stdlib)	2m 33s
test (ubuntu-latest, 3.10, stdlib)	3m 6s
test (3.8, macos-13)	3m 59s
integration-test	0s
check	1s
release	0s
	59m 53s

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