[media] cx23885: Add si2165 support for HVR-5500

The same card entry is used for HVR-4400 and HVR-5500.
Only HVR-5500 has been tested.

Signed-off-by: Matthias Schwarzott <zzam@gentoo.org>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>