Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  61e75e7e2c20901d1fdfb3b25ddb9f61008bf6ab

Remove unneeded prefixed CSS rules

o-isolate and ms-isolate are not actually used anywhere on
the web, so there's no need to keep the "cargo cult" here.

Change-Id: I47ddb0206a71160afdfdb461b06e2f70507b97fb