message: set .erlang.cookie permission to 400
diff: #!/bin/sh
  +# set the correct permissions on the erlang cookie in case Kubernetes changed it
  +if [ -e /var/lib/rabbitmq/.erlang.cookie ]; then
  + echo "setting .erlang.cookie permission correctly"
  + chmod 400 /var/lib/rabbitmq/.erlang.cookie
  +fi
  # Replace ENV values in definitions.json
  if [ -e /etc/rabbitmq/definitions.json ]; then
  