Updated mediawiki/extensions
Project: mediawiki/extensions/FundraisingTranslateWorkflow  88a1baf0a14b6199567c918ebb8631de99b1e6db

Missed some functions only available in WikiPageMessageGroup

Followup to change I28faf8cf7e9613bb1b14bd42e550ff1abb1ebdf5

Change-Id: I059eab12ee1be9b2fd991185916a1830b3c6fe3e