### Godot version

4.1.dev (1becfea37c)

### System information

MacOS 13.3 M1 Pro

### Issue description

When renaming with Batch Rename using invalid character `NodePath` will be updated with the invalid new name.

### Steps to reproduce

1.  open MRP
2. batch rename all nodes except the root from `e` to `%`
3. look at the `NodePath` on the root

### Minimal reproduction project

[test1.zip](https://github.com/godotengine/godot/files/11377324/test1.zip)

hash = hash_djb2_one_64(p_node->get_instance_id(), hash);
	if (p_node->get_parent()) {
		hash = hash_djb2_one_64(p_node->get_parent()->get_instance_id(), hash); //so a reparent still produces a different hash
	}
	for (int i = 0; i < p_node->get_child_count(); i++) {
		_compute_hash(p_node->get_child(i), hash);
	}
}
void SceneTreeEditor::_test_update_tree() {
	pending_test_update = false;
	if (!is_inside_tree()) {
		return;
	}
	if (tree_dirty) {
		return; // don't even bother
	}
	uint64_t hash = hash_djb2_one_64(0);
	if (get_scene_node()) {
		_compute_hash(get_scene_node(), hash);
	}
	//test hash
	if (hash == last_hash) {
		return; // did not change
	}
	MessageQueue::get_singleton()->push_call(this, "_update_tree");
	tree_dirty = true;
}
void SceneTreeEditor::_tree_process_mode_changed() {