Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  cf3582d69c5bc6fb6124d286a5ae7d99c940cfcb

Throw an exception in PropertyInfoTableBuilder::updatePropertyInfo

in case the EntityLookup didn't return a Property. This is more
sane as the following code will die horribly anyway if a non
Property is given.

Change-Id: Ie836aa43ca2b5dbb872c5c85e5d00991d40f35d2