pkg/semtech-loramac: forward uplink schedule request to upper layer
pkg/semtech-loramac: forward uplink schedule request to upper layer

OlegHahm/RIOT,OlegHahm/RIOT,kYc0o/RIOT,kaspar030/RIOT,jasonatran/RIOT,kYc0o/RIOT,kaspar030/RIOT,kaspar030/RIOT,kYc0o/RIOT,OlegHahm/RIOT,jasonatran/RIOT,RIOT-OS/RIOT,RIOT-OS/RIOT,miri64/RIOT,RIOT-OS/RIOT,OlegHahm/RIOT,ant9000/RIOT,miri64/RIOT,kYc0o/RIOT,ant9000/RIOT,kaspar030/RIOT,kaspar030/RIOT,RIOT-OS/RIOT,RIOT-OS/RIOT,miri64/RIOT,kYc0o/RIOT,OlegHahm/RIOT,jasonatran/RIOT,jasonatran/RIOT,ant9000/RIOT,jasonatran/RIOT,ant9000/RIOT,ant9000/RIOT,miri64/RIOT,miri64/RIOT