This brings over the latest bug fixes and improvements ahead of WordPress 6.1 beta 3.
For a full list of changes being included, see the `twentytwentythree` repository on GitHub: ac96e8d545...ca662828b7.
Props mikachan, poena, madhudollu, beafialho, colorful-tones, scruffian, tahmidulkarim, joen, taskotr, zoonini, mayuge, ndiego, collet.
See #56383.
Built from https://develop.svn.wordpress.org/trunk@54372
git-svn-id: http://core.svn.wordpress.org/trunk@53931 1a063a9b-81f0-0310-95a4-ce76da25c4cd
