Updated mediawiki/extensions
Project: mediawiki/extensions/Echo  0b60f1e240e31cf71fb1b17d3c78c3315d3343c3

Fix the alias case for SpecialListGroupRights

It should be Listgrouprights instead of ListGroupRights.  It still
works but generates a warning.

Change-Id: Ia7e560d7ae1979695b19c9010bee8bb3601b7929