[media] ngene: add support for Terratec Cynergy 2400i Dual DVB-T

This code is based on ngene initial check-in (dae52d00)

Signed-off-by: Patrice Chotard <patricechotard@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>