Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  1de7832f84fd22d12e66f2c00e06ecdca0a50a2c

QA: Fix Special:Uploads test

The button in uploads overlay is "Upload" now, not "Submit".

Change-Id: Id2942ce6b38b763f48afd46923b8d1e938d8106e