coding style: add newline at end of text files

Some text file is missing newline at EOF.
Add it.

Change-Id: Ieebc790096f40961283c644642e56fde975e957f
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/5167
Tested-by: jenkins

testing/results/v0.4.0-rc1/STR912.html

@@ -1005,4 +1005,4 @@ verified 420 bytes in 0.350000s (1.172 kb/s)<br>
 </table>
 
 </body>
-</html>
+</html>