cmn700: use offset adjusted address for remote chips
Created by: nissha03
Adjust the address of SYSCACHE type region with chip address space offset while mapping the regions in CMN.
This change fixed the bug introduced in the previous change which wrongly maps local system cache address in remote chip's without adjusting it with chip address space.
Change-Id: Ic3b47200b1d1646b8d0e746f0ba55caf7b616c5f