Updated mediawiki/skins
Project: mediawiki/skins/Vector  cb1eb7ab2d8da3672d3aabced23c470d23daf49f

common.less: Remove dead code

This does nothing since 7dc4b5861589f2cef472195273c41a86083f69d4 in core.

Change-Id: I879d96fe8d4034b6365c6b6af3d9e3615dd1c506