Fix missing icon

Signed-off-by: Christopher Ng <chrng8@gmail.com>

Author: Pytal

src/components/PopoverMenu/PopoverMenuItem.vue

@@ -307,7 +307,7 @@ li {
 			* TODO: to remove */
 		> img {
 			width: $icon-size;
-			padding: $icon-margin;
+			margin: $icon-margin;
 		}
 
 		/* checkbox/radio fixes */