V4L/DVB (6992): saa7134: remove Beholder devices without eeprom from auto detection

As in the past, we should not allow to auto detect like this,
since all saa7130 and saa7134 cards without eeprom will be detected
as such Beholder cards then.

Signed-off-by: Hermann Pitton <hermann-pitton@arcor.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>