[media] v4l2-dv-timings: log if the timing is reduced blanking V2
[media] v4l2-dv-timings: log if the timing is reduced blanking V2

The last CVT standard introduced reduced blanking version 2 which is signaled by
a vsync of 8. Log this.

Signed-off-by: Hans Verkuil <3a513708f73c27e7d36ebc496aa41dad6a3153ea@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <ad86ba2154032c9f55743a190faa2459a9d61d42@osg.samsung.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs