ASoC: Intel: Skylake: Cleanup skl_module_cfg declaration

With removal of MCPS, CPS and CPC ambiguity, ibs and obs params for
struct skl_module_cfg have been left unused. Update struct declaration
by removing these two.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20190723145854.8527-8-cezary.rojewski@intel.com


Signed-off-by: Mark Brown <broonie@kernel.org>