[Image Resizer] remove old in app settings (#10837)

* [Image Resizer] Remove old settings

* [Image Resizer] Removed unused code

* [common interop] remove "ShouldNewSettingsBeUsed()"

src/modules/imageresizer/ui/Views/MainWindow.xaml.cs

@@ -39,8 +39,6 @@ namespace ImageResizer.Views
             return openFileDialog.FileNames;
         }
 
-        public void ShowAdvanced(AdvancedViewModel viewModel) => viewModel?.Close(new AdvancedWindow(viewModel).ShowDialog() == true);
-
         void IMainView.Close()
             => Dispatcher.Invoke((Action)Close);
     }