media: zoran: Change zoran_v4l_set_format parameter from zoran_fh to zoran

We need to get rid of zoran_fh, so let's change function arguments.

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>