When a PEI phase VPD PCD only list in the DSC IA32 arch, then build X64
arch image, it missed to collect this PEI VPD pcd into VPD Pcd map file.
Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>