Copy note about pip-system-certs from readme to documentation #2163

Job	Run time
Code style	3m 1s
Documentation build	1m 18s
Documentation Style Check	15s
Update CHANGELOG for new tag	0s
Build wheelhouse for latest Python versions (ubuntu-latest, 3.10)	20s
Build wheelhouse for latest Python versions (ubuntu-latest, 3.11)	19s
Build wheelhouse for latest Python versions (ubuntu-latest, 3.12)	27s
Build wheelhouse for latest Python versions (ubuntu-latest, 3.13)	39s
Build wheelhouse for latest Python versions (windows-latest, 3.10)	1m 52s
Build wheelhouse for latest Python versions (windows-latest, 3.11)	1m 5s
Build wheelhouse for latest Python versions (windows-latest, 3.12)	1m 26s
Build wheelhouse for latest Python versions (windows-latest, 3.13)	1m 40s
Unit test on supported platforms (3.10)	6m 52s
Unit test on supported platforms (3.11)	6m 54s
Unit test on supported platforms (3.12)	7m 0s
Unit test on supported platforms (3.13)	6m 48s
Build library	0s
Release	0s
Deploy development documentation	0s
Deploy stable documentation	0s
	39m 56s

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