media: atomisp: remove unused attribute argument from ia_css_frame_map()

ia_css_frame_map() has only one caller which passes a hardcoded 0
for the attribute argument, drop it.

Link: https://lore.kernel.org/linux-media/20220615205037.16549-15-hdegoede@redhat.com


Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>