Coding Style cleanup: remove trailing white space

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/include/vsprintf.h b/include/vsprintf.h
index 2ac41d1..5624482 100644
--- a/include/vsprintf.h
+++ b/include/vsprintf.h
@@ -2,7 +2,7 @@
  * (C) Copyright 2000-2009
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
- * SPDX-License-Identifier:	GPL-2.0+ 
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #ifndef __VSPRINTF_H