net: usb: qmi_wwan: add Telit 0x1260 and 0x1261 compositions

[ Upstream commit b4e467c82f8c12af78b6f6fa5730cb7dea7af1b4 ]

Added support for Telit LE910Cx 0x1260 and 0x1261 compositions.

Signed-off-by: Daniele Palmas <dnlplm@gmail.com>
Acked-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>