[media] Convert I2C drivers to dev_pm_ops

The legacy I2C PM functions have been deprecated and warning on boot
for over a year, convert the drivers still using them to dev_pm_ops.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>