Fix a crash that would occur with item renaming (#4178)

Author: d2dyno1

Files/Views/LayoutModes/GenericFileBrowser.xaml.cs

@@ -22,6 +22,8 @@
 using Windows.UI.Xaml.Controls.Primitives;
 using Windows.UI.Xaml.Input;
 using Windows.UI.Xaml.Navigation;
+using Windows.ApplicationModel.Core;
+using Microsoft.Toolkit.Uwp.Helpers;
 
 namespace Files.Views.LayoutModes
 {
@@ -292,7 +294,7 @@ private void ViewModel_PropertyChanged(object sender, PropertyChangedEventArgs e
 
         private TextBox renamingTextBox;
 
-        private void AllView_BeginningEdit(object sender, DataGridBeginningEditEventArgs e)
+        private async void AllView_BeginningEdit(object sender, DataGridBeginningEditEventArgs e)
         {
             if (ParentShellPageInstance.FilesystemViewModel.WorkingDirectory.StartsWith(AppSettings.RecycleBinPath))
             {
@@ -317,13 +319,17 @@ private void AllView_BeginningEdit(object sender, DataGridBeginningEditEventArgs
                 {
                     // We have an edit due to the first tap in the double-click mode
                     // Let's wait to see if there is another tap (double click).
-                    tapDebounceTimer.Debounce(() =>
+
+                    tapDebounceTimer.Debounce(async () =>
                     {
-                        tapDebounceTimer.Stop();
+                        await CoreApplication.MainView.DispatcherQueue.EnqueueAsync(() =>
+                        {
+                            tapDebounceTimer.Stop();
 
-                        // EditingEventArgs will be null allowing us to know this edit is not originated by tap
-                        AllView.BeginEdit();
+                            AllView.BeginEdit();
+                        });
                     }, TimeSpan.FromMilliseconds(700), false);
+                    
                 }
             }
             else