gEfiSignedCapsulePkgTokenSpaceGuid.PcdEdkiiSystemFirmwareFileGuid

This dynamic PCD hold the GUID of a firmware FFS which includes EDKII
system firmware image.
An EDKII system firmware update module need consume this PCD to extract
the EDKII system firmware from the capsule image.
It must be in [PcdsDynamicEx], because the EDKII system firmware update module may
consume the PCD produced in current system firmware image.
EDKII system firmware image FFS GUID.

PCD Information

Name	Token Space	Token number	Data Type	Default Value
PcdEdkiiSystemFirmwareFileGuid	gEfiSignedCapsulePkgTokenSpaceGuid	0x00001010	VOID*	{0x0}