Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  35fcd4632057dc807665205a0df000e72c771937

(hotfix) PropertyParserFunction should be non-experimental

- leaving that in experimental will cause an
  Internal error
  Tag hook for property is not callable
  on the client when experimental-mode is switched off

Change-Id: I9964d0eb4a86508a3ff6e1db1fd4a4247e39f070