qcom_utils: Add msm8992 and msm8994

 * The Snapdragon 808 will be releasing as the msm8992 so
   reference it as such.
 * The Snapdragon 810 is already released and used, so build the
   qcom utilities for devices using msm8994.

Change-Id: I564cb68295099a73fefd24d43e19ca371968ef44