V4L/DVB (3364): disable all dvb tuner param_types until we need them

- Add param_type dvbs2
- disable all dvb param_types, which will not
  be needed until we merge dvb-pll.

Signed-off-by: Michael Krufky <mkrufky@m1k.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>