update mosquitto.conf

docker/mosquitto.conf

@@ -1,16 +1,3 @@
-# per_listener_settings true
-
-# listener 8883
-# allow_anonymous false
-# require_certificate true
-# use_identity_as_username true
-# cafile /mosquitto/certs/root.pem
-# certfile /mosquitto/certs/server.pem
-# keyfile /mosquitto/certs/server.key
-
-# listener 1883
-# allow_anonymous true
-
 per_listener_settings false
 listener 8883
 allow_anonymous false