### 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
do {
			int mnbytes = XmbLookupString(xic, xkeyevent, xmbstring, xmblen - 1, &keysym_unicode, &status);
			xmbstring[mnbytes] = '\0';
			if (status == XBufferOverflow) {
				xmblen = mnbytes + 1;
				xmbstring = (char *)memrealloc(xmbstring, xmblen);
			}
		} while (status == XBufferOverflow);
#endif
	}
	
	
	
	Key keycode = KeyMappingX11::get_keycode(keysym_keycode);
	Key physical_keycode = KeyMappingX11::get_scancode(xkeyevent->keycode);
	
	
	
	
	char32_t unicode = keysym_unicode > 0 ? KeyMappingX11::get_unicode_from_keysym(keysym_unicode) : 0;
	
	
	
	
	
	
	
	bool keypress = xkeyevent->type == KeyPress;
	if (physical_keycode == Key::NONE && keycode == Key::NONE && unicode == 0) {
		return;