### Godot version

v4.1.1.stable.official [bd6af8e0e]

### System information

Godot v4.1.1.stable - Debian GNU/Linux trixie/sid trixie - Vulkan (Compatibility) - Mesa Intel(R) HD Graphics 520 (SKL GT2) () - Intel(R) Core(TM) i7-6500U CPU @ 2.50GHz (4 Threads)

### Issue description

After right clicking in thet "Filter Nodes" menu in the scene tree dock, the sub-menu is populated with a "Search" icon.

If I later switch themes in the same session, this icon is never updated to match the new theme.

![image](https://github.com/godotengine/godot/assets/660911/14336bb3-12ca-48c8-b030-8ada6ac27ec6)


### Steps to reproduce

1. Right click in the "Filter Nodes" menu in scene tree dock
2. Switch themes
3. Right click again in the "Filter Nodes" menu

Expected result: Icon has updated to match the theme I am currently using
Actual result: Icon is still using the theme I launched Godot with

### Minimal reproduction project

N/A
}
		}
	}
	for (int i = 0; i < p_node->get_child_count(); i++) {
		if (_has_tracks_to_delete(p_node->get_child(i), p_to_delete)) {
			return true;
		}
	}
	return false;
}
void SceneTreeDock::fill_path_renames(Node *p_node, Node *p_new_parent, HashMap<Node *, NodePath> *p_renames) {
	Vector<StringName> base_path;
	Node *n = p_node->get_parent();
	while (n) {
		base_path.push_back(n->get_name());
		n = n->get_parent();
	}
	base_path.reverse();
	Vector<StringName> new_base_path;
	if (p_new_parent) {
		n = p_new_parent;
		while (n) {
			new_base_path.push_back(n->get_name());
			n = n->get_parent();
		}
		new_base_path.reverse();
	}
	_fill_path_renames(base_path, new_base_path, p_node, p_renames);
}
bool SceneTreeDock::_update_node_path(Node *p_root_node, NodePath &r_node_path, HashMap<Node *, NodePath> *p_renames) const {