Created frame for FindWindow, shortened CoinCollection

PcgsInvUi/ViewModels/DeleteWindowViewModel.cs

@@ -6,11 +6,12 @@ namespace PcgsInvUi.ViewModels;
 
 public class DeleteWindowViewModel : ViewModelBase
 {
-    public ReactiveCommand<Unit, object> OkCommand { get; } = ReactiveCommand.Create(() => (object)true);
+    public ReactiveCommand<Unit, object> OkCommand { get; }
     public ReactiveCommand<DeleteWindow, Unit> CancelCommand { get; }
 
     public DeleteWindowViewModel()
     {
+        OkCommand  = ReactiveCommand.Create(() => (object)true);
         CancelCommand = ReactiveCommand.Create<DeleteWindow>(window => window.Close());
     }
 }