Updated mediawiki/extensions
Project: mediawiki/extensions/Scribunto  203b3e75dc8343119e0def40a48e3b941cfea989

Don't pass negative years to Language::sprintfDate

Language::sprintfDate cannot handle negative years, so don't pass them.
Return an appropriate error instead.

Change-Id: Ifb633631df98c82aa1c3dc8a555b91f77faf15ed