### Godot version

4.2 f5696c3

### System information

Windows 10 x64

### Issue description

![image](https://github.com/godotengine/godot/assets/2223172/7ad0e3b6-9599-4f7b-a07c-da54779e647a)


### Steps to reproduce

1. Add node
2. Attach a built-in script
3. Add child node
4. Add script to the child node
5. In some method write `get_parent().bui`

### Minimal reproduction project

N/A
MethodInfo info;
				int method_args = 0;
				if (ClassDB::get_method_info(class_name, p_method, &info)) {
					method_args = info.arguments.size();
					if (base.get_type() == Variant::OBJECT) {
						Object *obj = base.operator Object *();
						if (obj) {
							List<String> options;
							obj->get_argument_options(p_method, p_argidx, &options);
							for (String &opt : options) {
								if (opt.is_quoted()) {
									opt = opt.unquote().quote(quote_style); 
								}
								ScriptLanguage::CodeCompletionOption option(opt, ScriptLanguage::CODE_COMPLETION_KIND_FUNCTION);
								r_result.insert(option.display, option);
							}
						}
					}
					if (p_argidx < method_args) {
						PropertyInfo arg_info = info.arguments[p_argidx];
						if (arg_info.usage & (PROPERTY_USAGE_CLASS_IS_ENUM | PROPERTY_USAGE_CLASS_IS_BITFIELD)) {
							_find_enumeration_candidates(p_context, arg_info.class_name, r_result);
						}
					}
					r_arghint = _make_arguments_hint(info, p_argidx);
				}
				if (p_argidx == 0 && ClassDB::is_parent_class(class_name, SNAME("Node")) && (p_method == SNAME("get_node") || p_method == SNAME("has_node"))) {
					
					List<PropertyInfo> props;
					ProjectSettings::get_singleton()->get_property_list(&props);