[media] gspca - ov534_9: New sensor ov9712 and new webcam 05a9:8065

The webcam is build from an Omnivision test kit which contains a OV538 bridge
and a OV9712 sensor.

Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>