- fixed ServerBrokerEndpoint config (#2283)

- mq credentials in compose

compose/docker-compose.ee.yml

@@ -121,7 +121,7 @@ services:
     environment:
       MQ_PASSWORD: "REPLACE_MQ_PASSWORD"
       MQ_USERNAME: "REPLACE_MQ_USERNAME"
-      MQ_URL: "ws://mq:1883"
+      SERVER_BROKER_ENDPOINT: "ws://mq:1883"
       BROKER_ENDPOINT: "wss://broker.NETMAKER_BASE_DOMAIN"
       PROMETHEUS: "on"
       VERBOSITY: "1"