This brings over the latest bug fixes and improvements ahead of WordPress 6.1 beta 2, which includes an additional style variation, “Aubergine”.
For a full list of changes being included, see the `twentytwentythree` repository on GitHub: 1b97bb83f1...ac96e8d545.
Props mikachan, poena, madhudollu, critterverse, beafialho, felipeelia.
See #56383.
Built from https://develop.svn.wordpress.org/trunk@54312
git-svn-id: http://core.svn.wordpress.org/trunk@53871 1a063a9b-81f0-0310-95a4-ce76da25c4cd
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