Using let's properly in inline comments lets us move on to more pressing matters of inline documentation.

Props trepmal.
Fixes #30570.


git-svn-id: https://develop.svn.wordpress.org/trunk@30703 602fd350-edb4-49c9-b593-d223f7449a82
Unit Tests: The `test_set_allowed_incompatible_sql_mode()` test tries to set the `NO_ZERO_DATE` sql mode, which was removed in MySQL 5.7. This causes the test to incorrectly fail when run against MySQL 5.7.



git-svn-id: https://develop.svn.wordpress.org/trunk@30704 602fd350-edb4-49c9-b593-d223f7449a82
Admin help text changes for the General Settings screen, post editing screen, network settings screen, and user editing screen.

Fixes #30547
Props kpdesign


git-svn-id: https://develop.svn.wordpress.org/trunk@30705 602fd350-edb4-49c9-b593-d223f7449a82