linux-phytec-fsl

[media] rtl28xxu: rename state variable 'priv' to 'dev'

I prefer dev over priv and I want keep all my drivers in line with
that.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>