LTE modem

There are minor modifications in the Surface Go 3 modem setup compared to the Surface Go 2. The accurate script is as follows.

`#!/usr/bin/bash

echo 16383 | tee /sys/bus/usb/devices/2-3/2-3:1.0/net/wwan0/cdc_ncm/rx_max echo 16383 | tee /sys/bus/usb/devices/2-3/2-3:1.0/net/wwan0/cdc_ncm/tx_max

echo 16384 | tee /sys/bus/usb/devices/2-3/2-3:1.0/net/wwan0/cdc_ncm/rx_max echo 16384 | tee /sys/bus/usb/devices/2-3/2-3:1.0/net/wwan0/cdc_ncm/tx_max

systemctl restart ModemManager`