Customizer - Widgets: add feedback for screen readers when moving up or down. Props adamsilverstein, afercia. Fixes #28892.
Built from https://develop.svn.wordpress.org/trunk@30760


git-svn-id: http://core.svn.wordpress.org/trunk@30750 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Always return a value in `Plugin_Upgrader::deactivate_plugin_before_upgrade()`. Props jdgrimes. Fixes #29088.
Built from https://develop.svn.wordpress.org/trunk@30761


git-svn-id: http://core.svn.wordpress.org/trunk@30751 1a063a9b-81f0-0310-95a4-ce76da25c4cd