ublox: add LISA/SARA-U2 alternative port types
When configuring these modems with AT+UUSBCONF=2, i.e. CDC-ECM + 4x CDC-ACM, they also enumerate with a different PID on the USB. We need to adjust the udev rules for that case in order to ignore the non-AT ports.
Signed-off-by: Sven Schwermer sven.schwermer@disruptive-technologies.com