[media] cx231xx: create media links for analog mode

Now that we have entities and pads, let's create media links
between them, for analog setup.

We may not have all the links for digital yet, as the dvb extention
may not be loaded yet.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --cc drivers/media/usb/cx231xx/cx231xx-cards.c
Simple merge