Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  0c99026fd8cd66c19c3c305b9ebd68bd11ead4bd

Localize wikibase-validator-unknown-unit message.

Needed by I89e79cb2dbd.

Change-Id: If198735ae2de7b8e591bdddaa9e2c981f548a46e