the menu here is fake, remove

Author: DarthGandalf

src/window.blp

@@ -22,22 +22,3 @@ template $ShutterRustWindow: ApplicationWindow {
     ]
   };
 }
-
-menu primary_menu {
-  section {
-    item {
-      label: _("_Preferences");
-      action: "app.preferences";
-    }
-
-    item {
-      label: _("_Keyboard Shortcuts");
-      action: "win.show-help-overlay";
-    }
-
-    item {
-      label: _("_About Shutter-Rust");
-      action: "app.about";
-    }
-  }
-}