V4L/DVB (11604): saa7134: split Behold`s card entries to properly identify the model

Split Beholdr`s cards to correct models.

Signed-off-by: Beholder Intl. Ltd. Dmitry Belimov <d.belimov@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>