### Godot version

eaf306e0b

### System information

ArchLinux x11

### Issue description

Creating points on a path3d doesnt work.

### Steps to reproduce

- Create path3d
- Create a new curve resource
- Click the add point button
- Click anywhere
- No points!

### Minimal reproduction project

‮
bool ret_changed = false;
	List<PropertyInfo> pi;
	obj->get_property_list(&pi);
	for (const PropertyInfo &E : pi) {
		if (!(E.usage & PROPERTY_USAGE_STORAGE)) {
			continue;
		}
		switch (E.type) {
			case Variant::OBJECT: {
				Ref<Resource> res = obj->get(E.name);
				if (_find_and_save_resource(res, processed, flags)) {
					ret_changed = true;
				}
			} break;