Coding Style cleanup: remove trailing white space

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/include/dataflash.h b/include/dataflash.h
index 7693549..142b555 100644
--- a/include/dataflash.h
+++ b/include/dataflash.h
@@ -3,7 +3,7 @@
  * Data Flash Atmel Description File
  * Author : Hamid Ikdoumi (Atmel)
  *
- * SPDX-License-Identifier:	GPL-2.0+ 
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 /* File Name		: dataflash.h					*/