### Godot version

v4.0.beta15.mono.official [4fa6edc88]

### System information

Linux, Xorg

### Issue description

The entire window loses focus if you ungrab focus from a Control. 
This doesn't seem to happen in Beta 14 and older betas.

### Steps to reproduce

1. Create a Control that can grab focus (tested with LineEdit and TextEdit)
2. Grab focus
3. Release focus via release_focus() or hiding the node

### Minimal reproduction project

[FocusMinimal.zip](https://github.com/godotengine/godot/files/10498175/FocusMinimal.zip)

if (result == Success && data) {
		Atom *atoms = (Atom *)data;
		Atom wm_act_max_horz;
		Atom wm_act_max_vert;
		if (strcmp(p_atom_name, "_NET_WM_STATE") == 0) {
			wm_act_max_horz = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_HORZ", False);
			wm_act_max_vert = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_VERT", False);
		} else {
			wm_act_max_horz = XInternAtom(x11_display, "_NET_WM_ACTION_MAXIMIZE_HORZ", False);
			wm_act_max_vert = XInternAtom(x11_display, "_NET_WM_ACTION_MAXIMIZE_VERT", False);
		}
		bool found_wm_act_max_horz = false;
		bool found_wm_act_max_vert = false;
		for (uint64_t i = 0; i < len; i++) {
			if (atoms[i] == wm_act_max_horz) {
				found_wm_act_max_horz = true;
			}
			if (atoms[i] == wm_act_max_vert) {
				found_wm_act_max_vert = true;
			}
			if (found_wm_act_max_horz || found_wm_act_max_vert) {
				retval = true;
				break;
			}
		}
		XFree(data);
	}
	return retval;
}
bool DisplayServerX11::_window_minimize_check(WindowID p_window) const {