ASoC: Intel: byt-max98090: Replace GFP_ATOMIC with GFP_KERNEL

In byt_max98090_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>