update example config

examples/telebit-relay.yml

@@ -2,6 +2,8 @@ email: 'jon@example.com'       # must be valid (for certificate recovery and sec
 agree_tos: true                # agree to the Telebit, Greenlock, and Let's Encrypt TOSes
 community_member: true         # receive infrequent relevant updates
 telemetry: true                # contribute to project telemetric data
+webmin_domain: example.com
+shared_domain: xm.pl
 servernames:                   # hostnames that direct to the Telebit Relay admin console
   - telebit.example.com
   - telebit.example.net