Updated mediawiki/extensions
Project: mediawiki/extensions/MultimediaViewer  0534d98b899f48a2f404f7d075064ef65ce67f61

Log whether attribution could be presented by MediaViewer

Change-Id: Ib4e8fbafa16c86ff902c838cc93b1710a7ca87af
Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/858