Updated the broker service, use only the rabbitmq management

docker-compose.yml

fda-authentication-service/Dockerfile

...rvice/src/main/java/at/tuwien/endpoints/UserEndpoint.java

...ce/rest-service/src/main/resources/application-docker.yml

...n-service/rest-service/src/main/resources/application.yml

...e/services/src/main/java/at/tuwien/config/AmqpConfig.java

...ervices/src/main/java/at/tuwien/config/GatewayConfig.java

...src/main/java/at/tuwien/gateway/BrokerServiceGateway.java

...java/at/tuwien/gateway/impl/BrokerServiceGatewayImpl.java

...e/services/src/main/java/at/tuwien/mapper/UserMapper.java

...ervices/src/main/java/at/tuwien/service/QueueService.java

...rc/main/java/at/tuwien/service/impl/QueueServiceImpl.java

fda-broker-service/.gitignore

fda-broker-service/Dockerfile

fda-broker-service/docker-entrypoint.sh

fda-broker-service/init.py

fda-broker-service/mvnw

fda-broker-service/mvnw.cmd

fda-broker-service/pom.xml

fda-broker-service/rabbitmq.conf