ARM: dts: msm: Add ram offset value for DCC on SDM845

Add ram offset size for DCC to the device tree. This
property indicates the offset for DCC SRAM programming
from the start of SRAM space.

Change-Id: I5e08a382d70119174a67af096ba8b1556694c4c6
Signed-off-by: Satyajit Desai <sadesai@codeaurora.org>