openbsd6.3: Update dead links
As fastly CDN has already removed the 6.3 ISOs, let's use the still working cloudflare link.
Signed-off-by: Fabiano Fidêncio fidencio@redhat.com
As fastly CDN has already removed the 6.3 ISOs, let's use the still working cloudflare link.
Signed-off-by: Fabiano Fidêncio fidencio@redhat.com