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.
git-svn-id: https://develop.svn.wordpress.org/trunk@54312 602fd350-edb4-49c9-b593-d223f7449a82
