[media] gspca - zc3xx: Cleanup source
- change some comments and copyright
- change an erroneous register name
- change hdcs2020b to hdcs2020
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
authored by