locksmithctl: use IANA port
locksmithctl: use IANA port

Try to use the etcd IANA port by default.

jonboulle/locksmith,marineam/locksmith,jonboulle/locksmith,crawford/locksmith,mischief/locksmith,chrissnell/locksmith,coreos/locksmith,coreos/locksmith,marineam/locksmith,crawford/locksmith,mischief/locksmith,chrissnell/locksmith