[media] rc: Add rc-delock-61959

This adds the keytable for the remote that comes with the Delock 61959.
NEC protocol with address 0x866b.

Signed-off-by: Jakob Haufe <sur5r@sur5r.net>
Reviewed-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>