### Godot version

 Latest 4.0.dev (a3a42159e31db27f8ae7c1ecad6a9ed417cb05de)

### System information

Ubuntu 22.04.1 LTS

### Issue description

![image](https://user-images.githubusercontent.com/85438892/214476911-0ce83a43-b959-4b13-88fd-d6b9af0cd63a.png)

### Steps to reproduce

Open any script

### Minimal reproduction project

N/A
Key modifiers = p_keycode & KeyModifierMask::MODIFIER_MASK;
	Key keycode_no_mod = p_keycode & KeyModifierMask::CODE_MASK;
	unsigned int xkeycode = KeyMappingX11::get_xlibcode(keycode_no_mod);
	KeySym xkeysym = XkbKeycodeToKeysym(x11_display, xkeycode, 0, 0);
	if (is_ascii_lower_case(xkeysym)) {
		xkeysym -= ('a' - 'A');
	}
	Key key = KeyMappingX11::get_keycode(xkeysym);
	
	
	if (key == Key::NONE) {
		return p_keycode;
	}
	return (Key)(key | modifiers);
}
DisplayServerX11::Property DisplayServerX11::_read_property(Display *p_display, Window p_window, Atom p_property) {