ASoC: Intel: Skylake: Update link_index and format in pipe params

To configure Host/Link DMA, additionally link index and format
are required based on the hw params. So added these parameters in
the pipe params and in hw_params the pipe params are updated.

Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>