PYTHON-5413 Handle flaky tests (#2395) #7712

Job	Run time
static	3m 15s
DocTest	55s
CPython pypy-3.10-ubuntu-latest	10m 32s
CPython 3.9-ubuntu-latest	9m 10s
Make an sdist	15s
Docs Checks	52s
CPython 3.13t-ubuntu-latest	9m 16s
Typing Tests (3.11)	1m 10s
CPython 3.13-ubuntu-latest	8m 58s
Typing Tests (3.9)	1m 22s
Test async's minimum dependencies and Python	36s
Link Check	3m 50s
Test using minimum dependencies and supported Python	35s
Install from SDist and Test	42s
	51m 28s

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