ARM: dts: msm: Update A57 and CCI voltage information

Add CCI voltage corners and remove the A57 nominal
and turbo corners until thermal characterization
approves moving upto those higher frequencies.

Change-Id: I571497b15762134ee0bd78728b44774fe72d22e2
Signed-off-by: Vikram Mulukutla <markivx@codeaurora.org>