Updated mediawiki/extensions
Project: mediawiki/extensions/RelatedArticles  91603a43eb431fc15893e8092b408f62dca2fce4

(bug 51870) fix html in toolbox for related articles

issue with the bug is that the ULS cog wheel appears
in the wrong place, among fixing some other details.

Change-Id: I4a655d94f9f7be8e082d20b07ca1113525c56ef8