### 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
ProcessMode process_mode;
	if (data.process_mode == PROCESS_MODE_INHERIT) {
		if (!data.process_owner) {
			process_mode = PROCESS_MODE_PAUSABLE;
		} else {
			process_mode = data.process_owner->data.process_mode;
		}
	} else {
		process_mode = data.process_mode;
	}
	return (process_mode != PROCESS_MODE_DISABLED);
}
bool Node::is_enabled() const {
	ERR_FAIL_COND_V(!is_inside_tree(), false);
	return _is_enabled();
}
double Node::get_physics_process_delta_time() const {
	if (data.tree) {
		return data.tree->get_physics_process_time();
	} else {
		return 0;
	}
}
double Node::get_process_delta_time() const {