ALSA: hda/realtek - Fix split stereo dmic code
ALSA: hda/realtek - Fix split stereo dmic code

The previous commit passed an utterly wrong value for checking the
split inv dmic pin.  This patch fixes it and also tries to remove
inv_dmic_split_idx field.

Signed-off-by: Takashi Iwai <4596b3305151c7ee743192a95d394341e3d3b644@suse.de>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs