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/Universal/HiiResourcesSampleDxe/Sample.vfr

@@ -1,6 +1,6 @@
 // *++
 //
-// Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
+// Copyright (c) 2009 - 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
@@ -31,10 +31,10 @@ formset
   form formid = 1,
        title  = STRING_TOKEN(STR_SAMPLE_FORM1_TITLE);
 
-  	text
+    text
       help   = STRING_TOKEN(STR_SAMPLE_VERSION_HELP),
       text   = STRING_TOKEN(STR_SAMPLE_VERSION_TEXT),
-	    text   = STRING_TOKEN(STR_SAMPLE_EMPTY);
+      text   = STRING_TOKEN(STR_SAMPLE_EMPTY);
 
     subtitle text = STRING_TOKEN(STR_SAMPLE_EMPTY);