dictionary: add more recent OS releases [skip ci]
[racktables] / gateways /
drwxr-xr-x   ..
-rwxr-xr-x 9748 git-commit
-rwxr-xr-x 1495 netcat
-rwxr-xr-x 1040 ssh
-rwxr-xr-x 4035 sshnokey
-rwxr-xr-x 2924 telnet
-rwxr-xr-x 4081 ucssdk