msm: board-8660: Support unique map for CP and no CP

We want content protection to be toggled by the kernelconfig
and an unique memory map for both the cases. So, adjust the
size of the heaps and change the secure regions based on
CONFIG_MSM_CP without changing the order of heaps.

Change-Id: Iff8568d4edb6780e8028eedd0925a1b95e67b669
Signed-off-by: Chintan Pandya <cpandya@codeaurora.org>