### 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
ERR_THREAD_GUARD;
	Object::get_signal_connection_list(p_signal, p_connections);
}
void Node::get_all_signal_connections(List<Connection> *p_connections) const {
	ERR_THREAD_GUARD;
	Object::get_all_signal_connections(p_connections);
}
int Node::get_persistent_signal_connection_count() const {
	ERR_THREAD_GUARD_V(0);
	return Object::get_persistent_signal_connection_count();
}
void Node::get_signals_connected_to_this(List<Connection> *p_connections) const {
	ERR_THREAD_GUARD;
	Object::get_signals_connected_to_this(p_connections);
}
Error Node::connect(const StringName &p_signal, const Callable &p_callable, uint32_t p_flags) {
	ERR_THREAD_GUARD_V(ERR_INVALID_PARAMETER);
	return Object::connect(p_signal, p_callable, p_flags);
}
void Node::disconnect(const StringName &p_signal, const Callable &p_callable) {
	ERR_THREAD_GUARD;
	Object::disconnect(p_signal, p_callable);
}
bool Node::is_connected(const StringName &p_signal, const Callable &p_callable) const {
	ERR_THREAD_GUARD_V(false);
	return Object::is_connected(p_signal, p_callable);
}
#endif