refactor: simplify sources processing

sources/awesomewidgets/extitemaggregator.h

@@ -145,7 +145,7 @@ private:
         }
 
         // sort items
-        std::sort(items.begin(), items.end(), [](auto *lhs, auto *rhs) { return lhs->number() < rhs->number(); });
+        std::sort(items.begin(), items.end(), [](auto lhs, auto rhs) { return lhs->number() < rhs->number(); });
         return items;
     };
 };