Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  410178ce2fdf4adf1aacd60461960587707737d0

Fix jsduck

Create docs/ if it does not exist and add jsduck to Gemfile to be installed,
if it isn't installed already.

Bug: 66579
Change-Id: Ied778a1d5a345951f0c6251b440863e7db8eb863