Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  0495416cd1f5d5ed05349ea1616997242d1f0988

Removing ModifyClaim as basically not used

This class contained a summary function used by 1
module and iswritemode.

Change-Id: Ifb6c0c3bf5f66e7a13028935eddfee1ea61fada1