[media] mantis: Terratec Cinergy C PCI HD (CI)

This patch seems for rectifying a typo. But actually the difference between
mantis_vp2040.c and mantis_vp2033.c code is a card name only.

Signed-off-by: Igor M. Liplianin <liplianin@me.by>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>