Revert "Undervolt 81MHz frequencie"

This reverts commit 322f2c2439bd8355f7f137410067f17dd28607bf.

Conflicts:
	arch/arm/mach-msm/acpuclock-8064.c
Revert "Add 81MHz low frequencie for test"

This reverts commit 9fb05f2c5f52bf3a35698dc94e819bb3de8829b6.

Conflicts:
	arch/arm/mach-msm/acpuclock-8064.c