ArmFfaLibCommonInit will return EFI_UNSUPPORTED when there is no FFA
supported on the platform. This is expected behavior. However, the return
of error code will incur program asserts.
This change fixed the non-FFA path for the Standalone MM instance.
Signed-off-by: Kun Qin <kun.qin@microsoft.com>
Add ArmFfaLib used in StandaloneMmCore/StandaloneMm Driver.
Continuous-integration-options: PatchCheck.ignore-multi-package
Signed-off-by: Levi Yun <yeoreum.yun@arm.com>