Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  b7bae5d7214ebfc2b8bcde5c995dfb422168766e

Fix non-existing messages in SpecialSetSiteLink

This is a direct follow-up for the mistake introduced in
Ibe52435c2d1c2cd4040c4325694d382e50609d80
and mentioned in
If9e38fb54bd6746d1ceacd74e0922a776cf72bf0.

Change-Id: I3c1363e5e9f982f53e12eed27035d3296bf8f09f