media: platform: ti: Remove unused omap3isp_print_status

omap3isp_print_status() was added in 2011 by
commit 448de7e7 ("[media] omap3isp: OMAP3 ISP core")
but has remained unused.

Remove it (and it's associated #defines).

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>