Updated mediawiki/extensions
Project: mediawiki/extensions/MultimediaViewer  a57a606ee57bf431ded14cfa9a25042c366d3f5f

Transclude expand button text in help message instead of copying it

Per translatewiki.net request at
https://translatewiki.net/wiki/Thread:Support/About_MediaWiki:Multimediaviewer-optout-help/ar

Change-Id: I2bff044ad6d5b2fb3f72cba2cb1f6add181da5f1