UefiCpuPkg: Clean up source files

1. Do not use tab characters
2. No trailing white space in one line
3. All files must end with CRLF

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Liming Gao <liming.gao@intel.com>

UefiCpuPkg/Library/BaseXApicLib/BaseXApicLib.inf

@@ -4,15 +4,15 @@
 #  Note: Local APIC library assumes local APIC is enabled. It does not handle cases
 #  where local APIC is disabled.
 #
-#  Copyright (c) 2010 - 2015, Intel Corporation. All rights reserved.<BR>
+#  Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>
 #  This program and the accompanying materials
 #  are licensed and made available under the terms and conditions of the BSD License
 #  which accompanies this distribution.  The full text of the license may be found at
 #  http://opensource.org/licenses/bsd-license.php
-#  
+#
 #  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
 #  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#  
+#
 ##
 
 [Defines]
@@ -22,7 +22,7 @@
   FILE_GUID                      = D87CA0A8-1AC2-439b-90F8-EF4A2AC88DAF
   MODULE_TYPE                    = BASE
   VERSION_STRING                 = 1.1
-  LIBRARY_CLASS                  = LocalApicLib 
+  LIBRARY_CLASS                  = LocalApicLib
 
 #
 # The following information is for reference only and not required by the build tools.