MdeModulePkg: 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>
Reviewed-by: Star Zeng <star.zeng@intel.com>

MdeModulePkg/Library/PeiDebugPrintHobLib/PeiDebugPrintHobLib.c

@@ -25,7 +25,7 @@
 
 /**
   The constructor reads variable and sets HOB
-  
+
   @param  FileHandle   The handle of FFS header the loaded driver.
   @param  PeiServices  The pointer to the PEI services.
 
@@ -44,7 +44,7 @@ PeiDebugPrintHobLibConstructor (
   UINTN                           Size;
   UINT64                          GlobalErrorLevel;
   UINT32                          HobErrorLevel;
-  
+
   Status = PeiServicesLocatePpi (
              &gEfiPeiReadOnlyVariable2PpiGuid,
              0,
@@ -53,8 +53,8 @@ PeiDebugPrintHobLibConstructor (
              );
   if (!EFI_ERROR (Status)) {
     Size = sizeof (GlobalErrorLevel);
-    Status = Variable->GetVariable ( 
-                         Variable, 
+    Status = Variable->GetVariable (
+                         Variable,
                          DEBUG_MASK_VARIABLE_NAME,
                          &gEfiGenericVariableGuid,
                          NULL,

MdeModulePkg/Library/PeiDebugPrintHobLib/PeiDebugPrintHobLib.inf

@@ -3,7 +3,7 @@
 #  HOB that contains the debug mask.
 #
 #  Copyright (c) 2011, Apple, Inc. All rights reserved.<BR>
-#  Copyright (c) 2012 - 2014, Intel Corporation. All rights reserved.<BR>
+#  Copyright (c) 2012 - 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
@@ -47,4 +47,4 @@
   gEfiGenericVariableGuid
 
 [Depex]
-  gEfiPeiReadOnlyVariable2PpiGuid
+  gEfiPeiReadOnlyVariable2PpiGuid