HID: added support for the Cando dual touch panel

Added support for the Cando dual touch panels, found in the Lenovo S10-3t.

Signed-off-by: Stephane Chatty <chatty@enac.fr>
Tested-by: Priya Vijayan <priya.vijayan@intel.com>
Tested-by: Florian Echtler <floe@butterbrot.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>