### 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
while (XCheckIfEvent(x11_display, &ev, _predicate_clipboard_save_targets, (XPointer)&x11_window)) {
			switch (ev.type) {
				case SelectionRequest:
					_handle_selection_request_event(&(ev.xselectionrequest));
					break;
				case SelectionNotify: {
					if (ev.xselection.target == save_targets) {
						
						return;
					}
					break;
				}
			}
		}
	}
}
int DisplayServerX11::get_screen_count() const {
	_THREAD_SAFE_METHOD_
	int count = 0;
	
	int event_base, error_base;
	if (XineramaQueryExtension(x11_display, &event_base, &error_base)) {
		XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count);
		XFree(xsi);
	} else {
		count = XScreenCount(x11_display);
	}
	return count;
}
int DisplayServerX11::get_primary_screen() const {