USB: serial: option: add ME910G1 ECM composition 0x110b

Add ME910G1 ECM composition 0x110b: tty, tty, tty, ecm

Signed-off-by: Daniele Palmas <dnlplm@gmail.com>
Link: https://lore.kernel.org/r/20200304104310.2938-1-dnlplm@gmail.com


Cc: stable <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>