Revert icon-only history, new section cactions for desktop

We need a smarter way to make things fit on pages with too many
cactions, and not remove useful labels for resolutions/pages
where they fit easily...

Bug: T271443
Change-Id: I3c696f18e2c4babf92c0af3aef85c6a0b72215fd

resources/screen-desktop.less

@@ -203,13 +203,3 @@ div.mw-notification-area {
 	margin-top: @fixed-header-height + @color-height;
 	padding-bottom: 1em;
 }
-
-// Icon-only some hopefully obvious ones so things are more likely to fit
-// TODO: have icons actually reflect active/new/regular states so we can put talk/page here too?
-#ca-addsection,
-#ca-history {
-	a,
-	span {
-		.ca-icon-only();
-	}
-}