package/setserial: add license hash
Also reformatted hash file.
Fixes:
http://autobuild.buildroot.net/results/d1c/d1ccecc74755155664cd17c8d33721c804a37b25/
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>