Coding Style cleanup: remove trailing white space

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/include/configs/Adder.h b/include/configs/Adder.h
index 1a159ad..302d93f 100644
--- a/include/configs/Adder.h
+++ b/include/configs/Adder.h
@@ -5,7 +5,7 @@
  * Support for Analogue&Micro Adder boards family.
  * Tested on AdderII and Adder87x.
  *
- * SPDX-License-Identifier:	GPL-2.0+ 
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 #ifndef __CONFIG_H
 #define __CONFIG_H