ASoC: Intel: kbl: make snd_pcm_hw_constraint_list const

Make these const as they are only passed to the function
snd_pcm_hw_constraint_list having the corresponding argument as const.
Done using Coccinelle.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>