zero: force 8khz sample rate for SCO-WBS
zero: force 8khz sample rate for SCO-WBS

Change-Id: I00c31ad4bb78f97a79d6e602e62d6f4a956b3e69

TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common