Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  c44efd08b6a18ded1870b86567f4d7399f09c89c

Stop using the Wikibase\EntityId alias

At least in all the tests. This can not be done in classes that are
in the Wikibase namespace. PHP will find both and complain.

Change-Id: Iaf184d9522035b4b01872427b703e0bd88bac893