Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  e7f6373a3b18f8f64534df709a302ca3a686c922

Don't use '-' as separator in dates in the time parser

- added testcases for dates that did not work correctly when replacing
  spaces with a '-' in the time parser

Change-Id: I09a632cb745d256ed8ac8c43db3759c9db960576