Revert "holiday: add back import of TPA2051_CFG_XC.csv for audio volume levels"

Fixes mic not working during first call and I modified the dsp file to fix
the low volumes

This reverts commit 68ace67f263e1fc01e2f7d72b1c505bf7f795b7b.

Change-Id: Ifecae5a79de3b26fe16ac1a737104dd2e15d427b