Merge branch 'OZG-8142-datenaustausch' into 'main'

aggregation-manager-admin-interface/pom.xml

...dmin-interface/src/main/protobuf/datenanfrage.model.proto

...ager-admin-interface/src/main/protobuf/datenanfrage.proto

...dmin-interface/src/main/protobuf/onlinedienst.model.proto

...ager-admin-interface/src/main/protobuf/onlinedienst.proto

aggregation-manager-server/pom.xml

...ation-manager-server/src/main/helm/templates/_helpers.tpl

...on-manager-server/src/main/helm/templates/deployment.yaml

...e/ozgcloud/aggregation/admin/DatenAnfrageGrpcService.java

...ozgcloud/aggregation/admin/DatenAnfrageRemoteService.java

...e/ozgcloud/aggregation/admin/OnlineDienstGrpcService.java

...ozgcloud/aggregation/admin/OnlineDienstRemoteService.java

...ud/aggregation/common/errorhandling/ExceptionHandler.java

...n-manager-server/src/main/resources/application-local.yml

...ver/src/test/helm/deployment_env_administration_test.yaml

...gcloud/aggregation/admin/DatenAnfrageGrpcServiceTest.java

...loud/aggregation/admin/DatenAnfrageRemoteServiceTest.java

...ation/admin/GrpcAcceptDatenAnfrageRequestTestFactory.java

...rpcAcknowledgeDatenAnfrageReceivedRequestTestFactory.java

.../aggregation/admin/GrpcDatenAnfrageAnswerTestFactory.java