Revert "acpuclock-7x30: Increased cpu frequency on boot"

This reverts commit 019ef395ff04590e2fa3e3b70770e0d57fdc83e2.

Change-Id: I1be8e18cd8a78a5419195e3aa9346d034e240ea5
Merge "Revert "acpuclock-7x30: Increased cpu frequency on boot"" into android-4.4