### Godot version

4.0.2

### System information

Ubuntu 22.04.1 LTS

### Issue description

So far I've found these ones:

![Screenshot from 2023-05-10 17-56-42](https://github.com/godotengine/godot/assets/85438892/b161b14a-cb7d-46fe-8398-816bf354a929)
![Screenshot from 2023-05-10 18-01-02](https://github.com/godotengine/godot/assets/85438892/b0fefcfb-4246-4ebb-ae7b-dd798d7a1d63)

But there are likely more like them. They are invalid, at least in the context I encountered them here (at the beginning of a regular line of script)

### Steps to reproduce

Type `Anchor` in the code editor.

### Minimal reproduction project

N/A
String arghint;
	if (!p_is_annotation) {
		arghint += _get_visual_datatype(p_info.return_val, false) + " ";
	}
	arghint += p_info.name + "(";
	int def_args = p_info.arguments.size() - p_info.default_arguments.size();
	int i = 0;
	for (const PropertyInfo &E : p_info.arguments) {
		if (i > 0) {
			arghint += ", ";
		}
		if (i == p_arg_idx) {
			arghint += String::chr(0xFFFF);
		}
		arghint += E.name + ": " + _get_visual_datatype(E, true);
		if (i - def_args >= 0) {
			arghint += String(" = ") + p_info.default_arguments[i - def_args].get_construct_string();
		}
		if (i == p_arg_idx) {
			arghint += String::chr(0xFFFF);
		}
		i++;
	}
	if (p_info.flags & METHOD_FLAG_VARARG) {
		if (p_info.arguments.size() > 0) {