mdm9x15: Updating atags and lk start address new memmap

New memory map changing A5 to have 15MB from 10MB and
Misc from 21MB to 23MB. Also lk start address moves from
0x4120... to 0x4170...

Change-Id: Ic7b432c1e25fbce4687b03fef0a683510349d7ae
2 files changed