### Godot version

4.1.stable

### System information

Windows 11 (x64), Intel(R) Core(TM) i5-9400 CPU, Vulkan,  NVIDIA GeForce GTX 1660 Ti driver version 528.24

### Issue description

Every time you right click the Filter Nodes field, it duplicates the 'Filters' section in the dropdown.

https://github.com/godotengine/godot/assets/104696964/b8d867c9-ba31-47c5-91c8-23cfa02f1c89



### Steps to reproduce

Rightclick the Filter Nodes field.

### Minimal reproduction project

N/A
shader_create_dialog->disconnect("shader_created", callable_mp(this, &SceneTreeDock::_shader_created));
	shader_create_dialog->disconnect("confirmed", callable_mp(this, &SceneTreeDock::_shader_creation_closed));
	shader_create_dialog->disconnect("canceled", callable_mp(this, &SceneTreeDock::_shader_creation_closed));
}
void SceneTreeDock::_toggle_editable_children_from_selection() {
	List<Node *> selection = editor_selection->get_selected_node_list();
	List<Node *>::Element *e = selection.front();
	if (e) {
		_toggle_editable_children(e->get());
	}
}
void SceneTreeDock::_toggle_placeholder_from_selection() {
	List<Node *> selection = editor_selection->get_selected_node_list();
	List<Node *>::Element *e = selection.front();
	if (e) {
		Node *node = e->get();
		if (node) {
			_toggle_editable_children(node);
			bool placeholder = node->get_scene_instance_load_placeholder();
			placeholder = !placeholder;
			node->set_scene_instance_load_placeholder(placeholder);
			scene_tree->update_tree();
		}
	}
}
void SceneTreeDock::_toggle_editable_children(Node *p_node) {