### 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
ERR_FAIL_COND(p_id < 0);
	if (source_id == p_id) {
		return;
	}
	ERR_FAIL_COND_MSG(tile_set->has_source(p_id), vformat("Cannot change TileSet Atlas Source ID. Another source exists with id %d.", p_id));
	int previous_source = source_id;
	source_id = p_id; 
	tile_set->set_source_id(previous_source, p_id);
	emit_signal(SNAME("changed"), "id");
}
int TileSetAtlasSourceEditor::TileSetAtlasSourceProxyObject::get_id() const {