ASoC: Intel: mfld-pcm: Change sst_ops prototypes to take dev parameter

sst_ops need to use the sst driver context. So pass sst device as argument,
which can be used to retrieve sst context.

Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>