Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  7fbc7a3ceb237b932e8c8b95616d34378e6ec969

Fix entity selector being invisible/partly hidden in MonoBook

MonoBook is so strange. Why does it even use z-indexes?

Change-Id: I974021b9ac78f7fa9c9d6deb5cfd20d3038b5c24