### 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
method_hint += arg;
						if (use_type_hint) {
							method_hint += ": " + _get_visual_datatype(mi.arguments[i], true, class_name);
						}
					}
				}
				method_hint += ")";
				if (use_type_hint) {
					method_hint += " -> " + _get_visual_datatype(mi.return_val, false, class_name);
				}
				method_hint += ":";
				ScriptLanguage::CodeCompletionOption option(method_hint, ScriptLanguage::CODE_COMPLETION_KIND_FUNCTION);
				options.insert(option.display, option);
			}
		} break;
		case GDScriptParser::COMPLETION_GET_NODE: {
			
			if (p_owner) {
				List<String> opts;
				p_owner->get_argument_options("get_node", 0, &opts);
				for (const String &E : opts) {
					r_forced = true;
					String opt = E.strip_edges();
					if (opt.is_quoted()) {
						
						
						opt = opt.unquote();
					}