Delete sysout

Author: acogoluegnes

src/test/java/com/rabbitmq/client/amqp/impl/Cli.java

@@ -235,7 +235,6 @@ static String quorumStatus(String queue, String node) {
         cmd = cmd.replace("docker exec " + value, "docker exec " + containerId);
       }
     }
-    System.out.println(cmd);
     return executeCommand(cmd + " quorum_status --formatter erlang " + queue).output();
   }