remove duplicate env

compose/docker-compose.ee.yml

@@ -27,7 +27,6 @@ services:
       NODE_ID: "netmaker-server-1"
       MQ_HOST: "ws://mq:8083/mqtt"
       MQ_PORT: "443"
-      MQ_PASSWORD: "REPLACE_MQ_PASSWORD"
       MQ_USERNAME: "REPLACE_MQ_USERNAME"
       MQ_PASSWORD: "REPLACE_MQ_PASSWORD"
       STUN_PORT: "3478"