### Godot version

4.0 dev_build

### System information

Ubuntu 22.04.1

### Issue description

The "Lookup Symbol" button don't appears for custorm class names.
Related issues: #68475,  #73167.
I tried apply #68311, #69473 and #73196. It don't helps.
The `Ctrl+LMB` works right for all cases.

### Steps to reproduce

Right click to the `CustomClassA` symbol in the `custom_class_b.gd` anywhere. The `Lookup Symbol` button don't appears in the context menu.

### Minimal reproduction project

Example from  #68475.
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) {
			arghint += ", ";
		}
		if (p_arg_idx >= p_info.arguments.size()) {
			arghint += String::chr(0xFFFF);
		}
		arghint += "...";
		if (p_arg_idx >= p_info.arguments.size()) {
			arghint += String::chr(0xFFFF);
		}
	}
	arghint += ")";
	return arghint;
}
static String _make_arguments_hint(const GDScriptParser::FunctionNode *p_function, int p_arg_idx) {