With PreviewSelection disabled, ensure that we still scroll to the selected item.

Author: Johnathan Coe

AutoCompleteTextBox/AutoCompleteTextBox/Editors/AutoCompleteTextBox.cs

@@ -489,14 +489,15 @@ private void OnSelectionAdapterCommit(SelectionAdapter.EventCause cause)
 
         private void OnSelectionAdapterSelectionChanged()
         {
+            ScrollToSelectedItem();
+            
             if (!PreviewSelection)
                 return;
 
             _isUpdatingText = true;
             Editor.Text = ItemsSelector.SelectedItem == null ? Filter : GetDisplayText(ItemsSelector.SelectedItem);
             Editor.SelectionStart = Editor.Text.Length;
             Editor.SelectionLength = 0;
-            ScrollToSelectedItem();
             _isUpdatingText = false;
         }