fix(intel): update DDR range checking for Agilex5

Update DDR range checking for Agilex when total max size of
DRAM_BASE and DRAM_SIZE overflow unsigned 64bit.

Change-Id: Iaecfa5daae48da0af46cc1831d10c0e6a79613c2
Signed-off-by: Sieu Mun Tang <sieu.mun.tang@intel.com>
Signed-off-by: Jit Loon Lim <jit.loon.lim@intel.com>
1 file changed