PYTHON-4677 Specify how maxTimeMS can be set for explain helpers (#2439) #7819

Job	Run time
static	3m 59s
CPython 3.13t-ubuntu-latest	9m 2s
Test async's minimum dependencies and Python	37s
CPython pypy-3.10-ubuntu-latest	10m 20s
Test using minimum dependencies and supported Python	39s
Docs Checks	48s
CPython 3.9-ubuntu-latest	8m 55s
CPython 3.13-ubuntu-latest	8m 55s
Make an sdist	13s
DocTest	50s
Typing Tests (3.11)	1m 9s
Link Check	1m 52s
Typing Tests (3.9)	1m 12s
Install from SDist and Test	38s
	49m 9s

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