Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  3ad12a9ee2f0b830f15c842192fe6a0d27130ea9

Use the copyrightpage message in content language

We only want to have one page for all languages here and not having to
override this message in all n languages.

Change-Id: I41f4ff9e3538b1a700ea7a9dbedb884426ac76ec