USB: serial: option: add LE910Cx compositions 0x1203, 0x1230, 0x1231

Add following Telit LE910Cx compositions:

0x1203: rndis, tty, adb, tty, tty, tty, tty
0x1230: tty, adb, rmnet, audio, tty, tty, tty, tty
0x1231: rndis, tty, adb, audio, tty, tty, tty, tty

Signed-off-by: Daniele Palmas <dnlplm@gmail.com>
Link: https://lore.kernel.org/r/20201031225458.10512-1-dnlplm@gmail.com


[ johan: add comments after entries ]
Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold <johan@kernel.org>