UefiCpuPkg SecCore: Adjust PeiTemporaryRamBase&Size to be 8byte aligned
UefiCpuPkg SecCore: Adjust PeiTemporaryRamBase&Size to be 8byte aligned

As HOB which has 8byte aligned requirement will be built based on them
in PEI phase.

Cc: Liming Gao <6480311aeeb4b006862f6d13ebabddc03f51e507@intel.com>
Cc: Jeff Fan <7d6fed0251a47076d6e691789131f22f07d057b4@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <5c6bb72efe464613af94e84c05522a361b23844a@intel.com>
Reviewed-by: Jeff Fan <7d6fed0251a47076d6e691789131f22f07d057b4@intel.com>
Reviewed-by: Liming Gao <6480311aeeb4b006862f6d13ebabddc03f51e507@intel.com>

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