Updated mediawiki/extensions
Project: mediawiki/extensions/UniversalLanguageSelector  22ef3d9852bde2e28c55157fea50f18c1802a0d3

Remove a redundant CSS rule

It's already covered in ext.uls.css. The existence of the extra rule
causes wrong display.

Change-Id: I0a5fed7456279f6d313c89e7fa41335d6c437b1c