Change prometheus url

execution/uc3-application/aggregation-service.yaml

execution/uc3-application/jmx-configmap.yaml

execution/uc3-application/service-monitor.yaml

execution/uc3-workload-generator/deployment.yaml

execution/uc3-workload-generator/jmx-configmap.yaml

execution/uc4-application/aggregation-deployment.yaml

execution/uc4-application/aggregation-service.yaml

execution/uc4-application/jmx-configmap.yaml

execution/uc4-application/service-monitor.yaml

execution/uc4-workload-generator/deployment.yaml

execution/uc4-workload-generator/jmx-configmap.yaml