add requested extensions

Signed-off-by: MacFan4000 <paulfkeffer@gmail.com>

Author: MacFan4000

LocalSettings.php

@@ -143,6 +143,7 @@
 	'AbuseFilter',
 	'AntiSpoof',
 	'Babel',
+	'CategorySortHeaders',
 	'CategoryTree',
 	'CheckUser',
 	'CharInsert',
@@ -159,12 +160,15 @@
 	'FlaggedRevs',
 	'Gadgets',
 	'InputBox',
+	'JsonConfig',
 	'Linter',
         'LoginNotify',
+	'MagicNoCache',
 	'MassMessage',
 	'MatomoAnalytics',
 	'MediaWikiChat',
 	'MobileFrontend',
+	'MyVariables',
 	'Newsletter',
 	'Nuke',
         'NewUserMessage',