Fix for new analyzer lint (#133923)

For https://github.com/flutter/flutter/issues/133922

packages/flutter/lib/src/widgets/framework.dart

@@ -3110,7 +3110,7 @@ class BuildOwner {
           assert(_globalKeyRegistry.containsKey(key));
           duplicates ??= <GlobalKey, Set<Element>>{};
           // Uses ordered set to produce consistent error message.
-          final Set<Element> elements = duplicates.putIfAbsent(key, () => LinkedHashSet<Element>());
+          final Set<Element> elements = duplicates.putIfAbsent(key, () => <Element>{});
           elements.add(element);
           elements.add(_globalKeyRegistry[key]!);
         }