UefiCpuPkg: Consume MpInfo2Hob in PiSmmCpuDxe

Consume MpInfo2Hob in PiSmmCpuDxe driver to get
NumberOfProcessors, MaxNumberOfCpus and
EFI_PROCESSOR_INFORMATION for all CPU from the
MpInformation2 HOB.
This can avoid calling MP service.

Signed-off-by: Dun Tan <dun.tan@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>

UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.inf

@@ -106,7 +106,6 @@
 
 [Protocols]
   gEfiSmmAccess2ProtocolGuid               ## CONSUMES
-  gEfiMpServiceProtocolGuid                ## CONSUMES
   gEfiSmmConfigurationProtocolGuid         ## PRODUCES
   gEfiSmmCpuProtocolGuid                   ## PRODUCES
   gEfiSmmReadyToLockProtocolGuid           ## NOTIFY
@@ -120,6 +119,7 @@
   gEdkiiPiSmmMemoryAttributesTableGuid     ## CONSUMES ## SystemTable
   gEfiMemoryAttributesTableGuid            ## CONSUMES ## SystemTable
   gSmmBaseHobGuid                          ## CONSUMES
+  gMpInformationHobGuid2                   ## CONSUMES # Assume the HOB must has been created
 
 [FeaturePcd]
   gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmDebug                         ## CONSUMES
@@ -153,11 +153,11 @@
 [FixedPcd]
   gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmMpTokenCountPerChunk               ## CONSUMES
 
+[Depex]
+  TRUE
+
 [Pcd.X64]
   gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmRestrictedMemoryAccess        ## CONSUMES
 
-[Depex]
-  gEfiMpServiceProtocolGuid
-
 [UserExtensions.TianoCore."ExtraFiles"]
   PiSmmCpuDxeSmmExtra.uni