Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  073390f0c884fb0c4ae0a0d42bf4beaf71ddb429

Fix broken option in jquery.wikibase.linkitem.js

This mistake was introduced in Ibae5bfc. It makes the client widget
unusable. Please backport this fix since it is on the live site as
far as I can tell.

Change-Id: Ia12eda93408a5d4a0f0efa2dcc45b3fbbdd51446