### Godot version

Latest 4.0.dev (a3a42159e31db27f8ae7c1ecad6a9ed417cb05de)

### System information

Ubuntu 22.04.1 LTS

### Issue description

Ctrl+Shift+F (Find in Files) in the text editor, for example, causes my laptop to freeze consistently. I also reproduced it with F1 and Ctrl+Shift+R, as well as by using the dropdown instead of shortcuts.

### Steps to reproduce

Trivial

### Minimal reproduction project

N/A
if (event->xany.window == *(Window *)arg) {
		return (event->type == SelectionRequest) ||
				(event->type == SelectionNotify);
	} else {
		return False;
	}
}
void DisplayServerX11::_clipboard_transfer_ownership(Atom p_source, Window x11_window) const {
	_THREAD_SAFE_METHOD_
	Window selection_owner = XGetSelectionOwner(x11_display, p_source);
	if (selection_owner != x11_window) {
		return;
	}
	
	MutexLock mutex_lock(events_mutex);
	Atom clipboard_manager = XInternAtom(x11_display, "CLIPBOARD_MANAGER", False);
	Atom save_targets = XInternAtom(x11_display, "SAVE_TARGETS", False);
	XConvertSelection(x11_display, clipboard_manager, save_targets, None,
			x11_window, CurrentTime);
	
	while (true) {
		if (!_wait_for_events()) {
			
			break;
		}
		
		XEvent ev;