Fixed the error of Pcd's size is incorrect for void* pcd 
Signed-off-by: Feng, Bob C <bob.c.feng@intel.com>
Reviewed-by: Hess Chen <hesheng.chen@intel.com>
Reviewed-by: Liu, Yingke D <yingke.d.liu@intel.com> 
Reviewed-by: Zeng, Star <star.zeng@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2-buildtools/code/trunk/BaseTools@2629 c2973edb-eda0-4c78-bc6a-9341b269661f