Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  e06f9ef3f7a1f4439ff80f78be8dd64fefb82cd2

Nicer Ruby gemset name

See https://gerrit.wikimedia.org/r/#/c/98823/

Bug: 57100
Change-Id: I3aded7c6060f28ae8058c88139b415bbf87954fb