USB: qcserial: add Dell Wireless 5809e Gobi 4G HSPA+ (rev3)

USB: qcserial: add Dell Wireless 5809e Gobi 4G HSPA+ (rev3)

commit 013dd239d6220a4e0dfdf0d45a82c34f1fd73deb upstream.

New revision of Dell Wireless 5809e Gobi 4G HSPA+ Mobile Broadband Card
has new idProduct.

Bus 002 Device 006: ID 413c:81b3 Dell Computer Corp.
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass            0
  bDeviceSubClass         0
  bDeviceProtocol         0
  bMaxPacketSize0        64
  idVendor           0x413c Dell Computer Corp.
  idProduct          0x81b3
  bcdDevice            0.06
  iManufacturer           1 Sierra Wireless, Incorporated
  iProduct                2 Dell Wireless 5809e Gobi™ 4G HSPA+ Mobile Broadband Card
  iSerial                 3
  bNumConfigurations      2

Signed-off-by: Patrik Halfar <patrik_halfar@halfarit.cz>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>