### Godot version

4 rc 6

### System information

win 11

### Issue description

if u right click on tile in tileset editor in setup tab you get "delete delete" as an option but if u actually press the delete key it tries to delete the node in the scene tree

### Steps to reproduce

make tileset
add tile
try to delete tile with delete key

### Minimal reproduction project

N/A
void _update_source_inspector();
	void _update_fix_selected_and_hovered_tiles();
	void _update_atlas_source_inspector();
	void _update_tile_inspector();
	void _update_tile_data_editors();
	void _update_current_tile_data_editor();
	void _update_manage_tile_properties_button();
	void _update_atlas_view();
	void _update_toolbar();
	
	void _unhandled_key_input(const Ref<InputEvent> &p_event);
	
	void _auto_create_tiles();
	void _auto_remove_tiles();
	AcceptDialog *confirm_auto_create_tiles = nullptr;
	void _tile_set_changed();
	void _tile_proxy_object_changed(String p_what);
	void _atlas_source_proxy_object_changed(String p_what);
	void _undo_redo_inspector_callback(Object *p_undo_redo, Object *p_edited, String p_property, Variant p_new_value);
protected:
	void _notification(int p_what);
	static void _bind_methods();
public:
	void edit(Ref<TileSet> p_tile_set, TileSetAtlasSource *p_tile_set_source, int p_source_id);
	void init_source();
	virtual CursorShape get_cursor_shape(const Point2 &p_pos) const override;
	TileSetAtlasSourceEditor();
	~TileSetAtlasSourceEditor();
};
class EditorPropertyTilePolygon : public EditorProperty {