### 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
p_menu->set_item_as_separator(-1, true);
		for (const Pair<Ref<Resource>, Node *> &pair : kv.value) {
			String display_text;
			if (pair.first->get_name().is_empty()) {
				display_text = vformat(TTR("<Unnamed> at %s"), pair.second->get_name());
			} else {
				display_text = pair.first->get_name();
			}
			if (unique_resources[pair.first] > 1) {
				display_text += " " + vformat(TTR("(used %d times)"), unique_resources[pair.first]);
			}
			p_menu->add_item(display_text);
			p_menu->set_item_metadata(-1, pair.first->get_instance_id());
		}
	}
	if (resources_by_type.is_empty()) {
		p_menu->add_item(TTR("None"));
		p_menu->set_item_disabled(-1, true);
	}
	p_menu->reset_size();
}
void SceneTreeDock::_gather_resources(Node *p_node, List<Pair<Ref<Resource>, Node *>> &r_resources) {
	if (p_node != edited_scene && p_node->get_owner() != edited_scene) {
		return;
	}
	List<PropertyInfo> pinfo;
	p_node->get_property_list(&pinfo);
	for (const PropertyInfo &E : pinfo) {
		if (!(E.usage & PROPERTY_USAGE_EDITOR)) {
			continue;