Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  bf78c2226d62e3862de04ecba831cd55bbe1c739

Hygiene: Merge identical $wgMFEnableMinervaBetaFeature and $wgMFDesktopMinerva

Erg.

Change-Id: I90a11cd4061268b048a80abd9787ad9bdebeaece