### Godot version

Godot 4 Beta 16

### System information

Ubuntu 22.04 Running on Vulkan Mesa Intel® UHD Graphics 620 (WHL GT2)

### Issue description


https://user-images.githubusercontent.com/63069499/215583979-e525a1fd-930f-4650-8e9f-3752100cdb72.mp4

Godot keeps clicking out of the color editor

EDIT: I did a test it seems to be single window mode

### Steps to reproduce

Go in editor settings and search for single window mode 

Enable it

Try using the color editor on any color field with single window mode

### Minimal reproduction project

N/A 
_THREAD_SAFE_METHOD_
	if (!p_text.is_empty()) {
		{
			
			MutexLock mutex_lock(events_mutex);
			internal_clipboard_primary = p_text;
		}
		XSetSelectionOwner(x11_display, XA_PRIMARY, windows[MAIN_WINDOW_ID].x11_window, CurrentTime);
		XSetSelectionOwner(x11_display, XInternAtom(x11_display, "PRIMARY", 0), windows[MAIN_WINDOW_ID].x11_window, CurrentTime);
	}
}
Bool DisplayServerX11::_predicate_clipboard_selection(Display *display, XEvent *event, XPointer arg) {
	if (event->type == SelectionNotify && event->xselection.requestor == *(Window *)arg) {
		return True;
	} else {
		return False;
	}
}
Bool DisplayServerX11::_predicate_clipboard_incr(Display *display, XEvent *event, XPointer arg) {
	if (event->type == PropertyNotify && event->xproperty.state == PropertyNewValue) {
		return True;
	} else {
		return False;
	}
}
String DisplayServerX11::_clipboard_get_impl(Atom p_source, Window x11_window, Atom target) const {