PYTHON-3606 - Document best practice for closing MongoClients and cursors #7922

Job	Run time
DocTest	1m 1s
static	3m 29s
Test async's minimum dependencies and Python	44s
CPython 3.9-ubuntu-latest	9m 10s
Docs Checks	30s
Typing Tests (3.9)	1m 4s
CPython pypy-3.10-ubuntu-latest	10m 20s
Typing Tests (3.11)	1m 17s
Test using minimum dependencies and supported Python	40s
CPython 3.13t-ubuntu-latest	9m 9s
Make an sdist	26s
Link Check	4m 39s
CPython 3.13-ubuntu-latest	8m 55s
Install from SDist and Test	17s
	51m 41s

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