V4L/DVB (11741): zoran: Fix &&/|| typo

Fix &&/|| typo. `default_norm' can be 0 (PAL), 1 (NTSC) or 2 (SECAM),
the condition tested was impossible.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>