Coding Style cleanup: remove trailing white space

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/board/xes/xpedite550x/ddr.c b/board/xes/xpedite550x/ddr.c
index 993ae80..a03a96b 100644
--- a/board/xes/xpedite550x/ddr.c
+++ b/board/xes/xpedite550x/ddr.c
@@ -2,7 +2,7 @@
  * Copyright 2010 Extreme Engineering Solutions, Inc.
  * Copyright 2007-2008 Freescale Semiconductor, Inc.
  *
- * SPDX-License-Identifier:	GPL-2.0+ 
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>