Coding Style cleanup: remove trailing white space

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/arch/powerpc/cpu/mpc85xx/start.S b/arch/powerpc/cpu/mpc85xx/start.S
index be4f4ae..d329aa8 100644
--- a/arch/powerpc/cpu/mpc85xx/start.S
+++ b/arch/powerpc/cpu/mpc85xx/start.S
@@ -2,7 +2,7 @@
  * Copyright 2004, 2007-2012 Freescale Semiconductor, Inc.
  * Copyright (C) 2003  Motorola,Inc.
  *
- * SPDX-License-Identifier:	GPL-2.0+ 
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 /* U-Boot Startup Code for Motorola 85xx PowerPC based Embedded Boards