ASoC: msm: Fix tasha vi_channel config

VI feedback channels in tasha is not same
as tomtom. In tasha, we only have one channel
used to provide both V sense and I sense data
to DSP from Codec. Update the vi_channels
info accordingly based on codec.

CRs-Fixed: 986207
Change-Id: I667c0831747217707da22424c5371a69cc754c90
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>