### Godot version

4.2 (c5da2e54fe50cad34b5f93fa10538978b33af88d)

### System information

Windows 11

### Issue description

Attempting to run a scene with the following script report Identifier not found error:

![image](https://github.com/godotengine/godot/assets/3036176/3a63b930-0588-499d-80a2-4f88f5f07116)

This does not happen on 4.1.1 so this is a regression.

### Steps to reproduce

Create a script derived from Control and try to get access to the mouse_entered signal.

### Minimal reproduction project

[TestBug.zip](https://github.com/godotengine/godot/files/12237764/TestBug.zip)

if (variable->getter != nullptr) {
					Error err = _parse_setter_getter(p_script, p_class, variable, false);
					if (err) {
						return err;
					}
				}
			}
		}
	}
	{
		
		Error err = OK;
		_parse_function(err, p_script, p_class, nullptr);
		if (err) {
			return err;
		}
	}
	if (p_class->onready_used) {
		
		Error err = OK;
		_parse_function(err, p_script, p_class, nullptr, true);
		if (err) {
			return err;
		}
	}
	if (p_class->has_static_data) {
		Error err = OK;
		GDScriptFunction *func = _make_static_initializer(err, p_script, p_class);
		p_script->static_initializer = func;
		if (err) {