Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  f695e58521a3adc398ee3297fa60f50cf9cdc35d

Fix namespaces and use statement

These were introduced in:
I2987e6875e288632cf9ca3ec8199581b427fc2cd

https://gerrit.wikimedia.org/r/#/c/151145/9

Change-Id: I02fe9a0a44d5f28458dca982cb8e33fe84de5abf