project: upgrade AvaloniaEdit

Signed-off-by: leo <longshuang@msn.cn>

Author: love-linger

depends/AvaloniaEdit

@@ -6,7 +6,6 @@
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Controls.Primitives;
-using Avalonia.Input;
 using Avalonia.Interactivity;
 using Avalonia.Layout;
 using Avalonia.Media;
@@ -274,19 +273,6 @@ protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs chang
             }
         }
 
-        protected override void OnKeyDown(KeyEventArgs e)
-        {
-            // Supports Ctrl+Insert for copy. (Doubao uses Ctrl+Insert to detect selection)
-            if (e.Key == Key.Insert && e.KeyModifiers == KeyModifiers.Control)
-            {
-                Copy();
-                e.Handled = true;
-                return;
-            }
-
-            base.OnKeyDown(e);
-        }
-
         protected override void OnTextChanged(EventArgs e)
         {
             base.OnTextChanged(e);