Revert "Specify CPU variant"

This reverts commit 7825adc2ed3d04ff6a27f663c86f0e9c61fefa0a.
Fixed it upstream at evervolv's qsd8k-common

Conflicts:
	BoardConfig.mk

Change-Id: I2c0dda29875428d7335cc8e0fe7c7c913039e386
Evervolv kernel is already specified in qsd8k-common

Change-Id: I6cc61aa26e99b5e07531693c12e8b62dc515933b