### Godot version

v4.1.rc1.official [1f9e540f1]

### System information

Windows 10

### Issue description

Attempting to reorder the children of a TabContainer results in an unintended ordering and incorrect undo states.

Also happens in v4.0.3.stable.official [5222a99f5].

https://github.com/godotengine/godot/assets/3820082/2c2458e3-88ad-46d9-8a04-f289a049984a



### Steps to reproduce

1. Add a new TabContainer
2. Add a few children to it
3. Drag and drop to erroneously reorder them
4. Attempt to undo the change

### Minimal reproduction project

N/A
scene_tree->set_selected(p_node, p_emit_selected);
}
void SceneTreeDock::_new_scene_from(String p_file) {
	List<Node *> selection = editor_selection->get_selected_node_list();
	if (selection.size() != 1) {
		accept->set_text(TTR("This operation requires a single selected node."));
		accept->popup_centered();
		return;
	}
	if (EditorNode::get_singleton()->is_scene_open(p_file)) {
		accept->set_text(TTR("Can't overwrite scene that is still open!"));
		accept->popup_centered();
		return;
	}
	Node *base = selection.front()->get();
	HashMap<const Node *, Node *> duplimap;
	Node *copy = base->duplicate_from_editor(duplimap);
	if (copy) {
		
		for (int i = 0; i < copy->get_child_count(false); i++) {
			_set_node_owner_recursive(copy->get_child(i, false), copy);
		}
		
		copy->set_unique_name_in_owner(false);
		Ref<PackedScene> sdata = memnew(PackedScene);
		Error err = sdata->pack(copy);
		memdelete(copy);
		if (err != OK) {