Coding Style cleanup: remove trailing white space

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/include/configs/sbc8641d.h b/include/configs/sbc8641d.h
index cf97db9..a489bb1 100644
--- a/include/configs/sbc8641d.h
+++ b/include/configs/sbc8641d.h
@@ -7,7 +7,7 @@
  *
  * Srikanth Srinivasan (srikanth.srinivasan@freescale.com)
  *
- * SPDX-License-Identifier:	GPL-2.0+ 
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 /*