IntelFsp2Pkg: BaseCacheLib EfiProgramMtrr MtrrNumber Should be UINT32

REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3485

CacheLib EfiProgramMtrr Function takes MTRR number as a input parameter,
in the function the parameter is defined as UINTN were as the caller
calling MTTR number in UINT32.

Signed-off-by: Ashraf Ali S <ashraf.ali.s@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Chasel Chiu <chasel.chiu@intel.com>
Cc: Nate DeSimone <nathaniel.l.desimone@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Cc: Digant H Solanki <digant.h.solanki@intel.com>
Cc: Sangeetha V <sangeetha.v@intel.com>
Reviewed-by: Chasel Chiu <chasel.chiu@intel.com>

IntelFsp2Pkg/Library/BaseCacheLib/BaseCacheLib.inf

@@ -1,7 +1,7 @@
 ## @file
 #  Instance of BaseCache.
 #
-#  Copyright (c) 2014 - 2017, Intel Corporation. All rights reserved.<BR>
+#  Copyright (c) 2014 - 2021, Intel Corporation. All rights reserved.<BR>
 #
 #  SPDX-License-Identifier: BSD-2-Clause-Patent
 #
@@ -15,7 +15,7 @@
   VERSION_STRING                 = 1.0
   LIBRARY_CLASS                  = CacheLib
 
-[Sources.IA32]
+[Sources]
   CacheLib.c
   CacheLibInternal.h