Merge "Drop the 'CategorizedRecentChanges' feature"

diff --combined includes/DefaultSettings.php
index c856230,74550c6..ae5cef5
--- 1/includes/DefaultSettings.php
--- 2/includes/DefaultSettings.php
+++ b/includes/DefaultSettings.php
@@@ -6953,11 -6953,6 +6953,6 @@@ $wgShowUpdatedMarker = true
   */
  $wgDisableAnonTalk = false;
  
- /**
-  * Enable filtering of categories in Recentchanges
-  */
- $wgAllowCategorizedRecentChanges = false;
- 
  /**
   * Allow filtering by change tag in recentchanges, history, etc
   * Has no effect if no tags are defined in valid_tag.
@@@ -7459,7 -7454,6 +7454,7 @@@ $wgJobClasses = 
        'clearUserWatchlist' => ClearUserWatchlistJob::class,
        'cdnPurge' => CdnPurgeJob::class,
        'enqueue' => EnqueueJob::class, // local queue for multi-DC setups
 +      'userGroupExpiry' => UserGroupExpiryJob::class,
        'null' => NullJob::class,
  ];