[quadrapassel] cleanup: remove duplicate menu action

[Jeremy Bicha <jbicha src gnome org>]

commit fd7bdac042ab1979f74e60cc59c8790e95aa4a87
Author: Jeremy Bicha <jbicha debian org>
Date:   Thu Jan 10 14:23:37 2019 -0500

    cleanup: remove duplicate menu action
    
    An extra menu action was added in the last commit

 src/quadrapassel.vala | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/src/quadrapassel.vala b/src/quadrapassel.vala
index c02e61b..dbebc9c 100644
--- a/src/quadrapassel.vala
+++ b/src/quadrapassel.vala
@@ -127,7 +127,6 @@ public class Quadrapassel : Gtk.Application
         menu_button.show ();
         menu_button.set_menu_model (menu);
 
-        set_accels_for_action ("menu", {"F10"});
         headerbar.pack_end(menu_button);
 
         var game_grid = new Gtk.Grid ();