Per UEFI spec UpdateImageSize may or may not include Firmware Image
Authentication information. so for FMP auth capsule, UpdateImageSize
should include the Image auth info.
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>