V4L/DVB (3890): Add support for non-attached tuners to zl10353

Add no_tuner setting like in mt352.
Update to use correct tuner API calls.

Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>