Remove trailing whitespace

Change-Id: I8e24f95a88bef3a59006a89c219871e6156963d7
diff --git a/lib/in46_addr.c b/lib/in46_addr.c
index f78a40b..068499c 100644
--- a/lib/in46_addr.c
+++ b/lib/in46_addr.c
@@ -6,7 +6,7 @@
  * General Public License Version 2, provided that the above copyright
  * notice and this permission notice is included in all copies or
  * substantial portions of the software.
- * 
+ *
  */
 
 #include "../lib/in46_addr.h"