Updated mediawiki/extensions
Project: mediawiki/extensions/ContributionReporting  25db845f5ac14954def474806bfb1b5e41458336
null
schema updates via hook

* Also non-destructively introduces the _hours table, to support future
enhancements.

Change-Id: I545120b28e3d46ab62ea5dcda4339f0aa87c372b