Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  9a54db9cf49bc39cc01ade452351c73ff038d826

Fix mistakes in AffectedPagesFinder and UsageAspectTransformer

This is a follow up for the small mistakes I found in I9ce6a2e.

Change-Id: Ie620cb12220e672d435bb53c72eb8f15d8ea1ac7