Match IP Masking configuration to Wikimedia production

Author: MatmaRex

localsettings/feature-tempuser.php

@@ -1,3 +1,7 @@
 <?php
 
 $wgAutoCreateTempUser['enabled'] = true;
+
+// editing is enabled only for temp accounts
+$wgGroupPermissions['*']['edit'] = false;
+$wgGroupPermissions['temp']['edit'] = true;