Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  279cb0dcf36c55a7609910a67807b1939135c34e

Hygiene: Cleanup edit switcher css

* Use icon- prefixed classes
* Introduce icon-40px class
Bug: 64968
Change-Id: Ia4d4ad4e4b111dcd865466afc54ad722f06ba4b5