V4L/DVB (12087): gspca_sonixj: enable support for 0c45:613e camera

gspca_sonixj: enable support for 0c45:613e camera, and slightly tweak
the ov7630 register init values for a much better picture.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>