ASoC: cs4265: Fix register address to set the proper data type.

The SPDIF control register must be written to set the data type in hw_params
not the ADC control register.

Signed-off-by: Paul Handrigan <Paul.Handrigan@cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org