### 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
node_shortcuts->add_child(button_clipboard);
			button_clipboard->set_text(TTR("Paste From Clipboard"));
			button_clipboard->set_icon(get_theme_icon(SNAME("ActionPaste"), SNAME("EditorIcons")));
			button_clipboard->connect("pressed", callable_mp(this, &SceneTreeDock::_tool_selected).bind(TOOL_PASTE, false));
			_update_create_root_dialog();
		} break;
		case NOTIFICATION_ENTER_TREE: {
			clear_inherit_confirm->connect("confirmed", callable_mp(this, &SceneTreeDock::_tool_selected).bind(TOOL_SCENE_CLEAR_INHERITANCE_CONFIRM, false));
			scene_tree->set_auto_expand_selected(EDITOR_GET("docks/scene_tree/auto_expand_to_selected"), false);
		} break;
		case NOTIFICATION_EXIT_TREE: {
			clear_inherit_confirm->disconnect("confirmed", callable_mp(this, &SceneTreeDock::_tool_selected));
		} break;
		case EditorSettings::NOTIFICATION_EDITOR_SETTINGS_CHANGED: {
			scene_tree->set_auto_expand_selected(EDITOR_GET("docks/scene_tree/auto_expand_to_selected"), false);
		} break;
		case NOTIFICATION_THEME_CHANGED: {
			button_add->set_icon(get_theme_icon(SNAME("Add"), SNAME("EditorIcons")));
			button_instance->set_icon(get_theme_icon(SNAME("Instance"), SNAME("EditorIcons")));
			button_create_script->set_icon(get_theme_icon(SNAME("ScriptCreate"), SNAME("EditorIcons")));
			button_detach_script->set_icon(get_theme_icon(SNAME("ScriptRemove"), SNAME("EditorIcons")));
			button_tree_menu->set_icon(get_theme_icon(SNAME("GuiTabMenuHl"), SNAME("EditorIcons")));
			filter->set_right_icon(get_theme_icon(SNAME("Search"), SNAME("EditorIcons")));
			PopupMenu *filter_menu = filter->get_menu();
			filter_menu->set_item_icon(filter_menu->get_item_idx_from_text(TTR("Filters")), get_theme_icon(SNAME("Search"), SNAME("EditorIcons")));
			filter_menu->set_item_icon(filter_menu->get_item_index(FILTER_BY_TYPE), get_theme_icon(SNAME("Node"), SNAME("EditorIcons")));
			filter_menu->set_item_icon(filter_menu->get_item_index(FILTER_BY_GROUP), get_theme_icon(SNAME("Groups"), SNAME("EditorIcons")));
			
			if (button_2d) {
				button_2d->set_icon(get_theme_icon(SNAME("Node2D"), SNAME("EditorIcons")));