Updated mediawiki/extensions
Project: mediawiki/extensions/MultimediaViewer  6b22712362b74566152fad71f3956e6c7d39ef98

Some more metadata fetch reorganizing to get rid of the dependency on UI state

Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/155
Change-Id: I56cfa404d148d760088baa26900db04294ab4e91