Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  d91d2ddd1090785dff3b95b6ef5b59182bb7a33e

Fixes for moving HtmlFormatter class to core

Updates from core change Ic276e1604c5718e8568e120ddfb9a8fc13a682fc

Change-Id: Ie0e05a4c45181e608f5143dd1f9370fcc45fff06