media: atomisp: Add ia_css_frame_init_from_info() function

Add a function to initialize (rather then alloc/create) a
ia_css_frame struct based on an ia_css_frame_info struct.

This is a preparation patch for adding videobuf2 support.

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