[media] au0828: fill tuner type on all boards

This is used by the I2C code in order to slow down the
speed to 20 kHz on devices with xc5000 or xc5000c.

So, it needs to be filled for all devices that use either
xc5000 or xc5000c.

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