Coding Style cleanup: remove trailing white space

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/arch/m68k/cpu/mcf547x_8x/slicetimer.c b/arch/m68k/cpu/mcf547x_8x/slicetimer.c
index 7be713e..2e7ed36 100644
--- a/arch/m68k/cpu/mcf547x_8x/slicetimer.c
+++ b/arch/m68k/cpu/mcf547x_8x/slicetimer.c
@@ -2,7 +2,7 @@
  * (C) Copyright 2007, 2012 Freescale Semiconductor, Inc.
  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
  *
- * SPDX-License-Identifier:	GPL-2.0+ 
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>