ASoC: Intel: kbl_rt5663_max98927: Replace GFP_ATOMIC with GFP_KERNEL

In kabylake_audio_probe which is not atomic context, we use GFP_ATOMIC
flag with memory allocation, fix that by using GFP_KERNEL.

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>