Add missing GUID declaration in DxeRngLib.inf.
Fixes: bd1f0eecc1
("MdePkg/DxeRngLib: Request raw algorithm
instead of default")
Signed-off-by: Pierre Gondois <Pierre.Gondois@arm.com>
Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>
Tested-by: Leif Lindholm <quic_llindhol@quicinc.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>