fix title width

packages/rocketchat-theme/assets/stylesheets/base.less

@@ -1583,7 +1583,7 @@ a.github-fork {
 		}
 	}
 	h2 {
-		max-width: 90%;
+		width: 100%;
 		overflow: hidden;
 		white-space: nowrap;
 		text-overflow: ellipsis;