Revert "UefiCpuPkg: Has APs in 64 bit long-mode before booting to OS."

This reverts commit 73ccde8f6d since it
results in a hang of the IA32 processor and needs further clean-up.

Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=4234
Cc: Eric Dong <eric.dong@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Yuanhao Xie <yuanhao.xie@intel.com>

UefiCpuPkg/Library/MpInitLib/MpLib.h

@@ -392,9 +392,12 @@ typedef
 (EFIAPI *ASM_RELOCATE_AP_LOOP)(
   IN BOOLEAN                 MwaitSupport,
   IN UINTN                   ApTargetCState,
+  IN UINTN                   PmCodeSegment,
   IN UINTN                   TopOfApStack,
   IN UINTN                   NumberToFinish,
-  IN UINTN                   Cr3
+  IN UINTN                   Pm16CodeSegment,
+  IN UINTN                   SevEsAPJumpTable,
+  IN UINTN                   WakeupBuffer
   );
 
 /**
@@ -509,20 +512,6 @@ WakeUpAP (
   IN BOOLEAN           WakeUpDisabledAps
   );
 
-/**
-  Create 1:1 mapping page table in reserved memory to map the specified address range.
-
-  @param[in]      LinearAddress  The start of the linear address range.
-  @param[in]      Length         The length of the linear address range.
-
-  @return The page table to be created.
-**/
-UINTN
-CreatePageTable (
-  IN UINTN  Address,
-  IN UINTN  Length
-  );
-
 /**
   Initialize global data for MP support.