Remove more commented-out code.

services/web/public/stylesheets/app/project-list.less

@@ -289,10 +289,7 @@ ul.structured-list {
 		.header when (@is-overleaf = false) {
 			text-transform: uppercase;
 		}
-		// .select-item, .select-all {
-		// 	display: inline-block;
-		// 	margin: 0 (@line-height-computed / 4);
-		// }
+		
 		.select-item, .select-all {
 			position: absolute;
 			left: @line-height-computed;