Updated mediawiki/extensions
Project: mediawiki/extensions/WikimediaMessages  af90cee4b2170d4a3e25a2d46c2208a611b6b387

Add new Wikidata messages for "other projects" sidebar links and for new magic word

preemptively adding Wikiquote messages also, since it is planned
to add language links there on April 8.

Change-Id: I23a75212aea5fc5ccfd30e78faf3d2feb4291755