Coding Style cleanup: remove trailing white space

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/board/sandburst/karef/karef.c b/board/sandburst/karef/karef.c
index 683d68b..96d7dcd 100644
--- a/board/sandburst/karef/karef.c
+++ b/board/sandburst/karef/karef.c
@@ -2,7 +2,7 @@
  *  Copyright (C) 2005 Sandburst Corporation
  *  Travis B. Sawyer
  *
- * SPDX-License-Identifier:	GPL-2.0+ 
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <config.h>
diff --git a/board/sandburst/karef/karef_version.h b/board/sandburst/karef/karef_version.h
index 5226e7a..6c6baee 100644
--- a/board/sandburst/karef/karef_version.h
+++ b/board/sandburst/karef/karef_version.h
@@ -4,7 +4,7 @@
  *  Copyright (C) 2005 Sandburst Corporation
  *  Travis B. Sawyer
  *
- * SPDX-License-Identifier:	GPL-2.0+ 
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 #define KAREF_U_BOOT_REL_STR "Release 0.0.7"
 #endif