Dashboard: Unsaved changes warning fixes (#54706)

* Quick test of alternative method

* change order of if condition again for better readability

* Think I have something that is working

* Update

public/app/features/library-panels/utils.ts

@@ -45,6 +45,7 @@ function updatePanelModelWithUpdate(panel: PanelModel, updated: LibraryElementDT
     libraryPanel: toPanelModelLibraryPanel(updated),
     title: panel.title,
   });
+  panel.hasSavedPanelEditChange = true;
   panel.refresh();
 }