Coding Style cleanup: remove trailing white space

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S
index ef62fc8..6c9b11a 100644
--- a/arch/arm/cpu/armv7/start.S
+++ b/arch/arm/cpu/armv7/start.S
@@ -10,7 +10,7 @@
  * Copyright (c) 2003	Kshitij <kshitij@ti.com>
  * Copyright (c) 2006-2008 Syed Mohammed Khasim <x0khasim@ti.com>
  *
- * SPDX-License-Identifier:	GPL-2.0+ 
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <asm-offsets.h>