Merge remote-tracking branch 'origin/master' into OZG-5899-SchnittstelleEinzelnerBescheid

...g-manager-interface/src/main/protobuf/vorgang.model.proto

vorgang-manager-interface/src/main/protobuf/vorgang.proto

vorgang-manager-server/pom.xml

...gcloud/vorgang/collaboration/CollaborationRepository.java

.../ozgcloud/vorgang/collaboration/CollaborationService.java

...ration/CreateCollaborationVorgangBadRequestException.java

...gang/collaboration/CreateCollaborationVorgangRequest.java

...ollaboration/CreateCollaborationVorgangRequestMapper.java

.../java/de/ozgcloud/vorgang/vorgang/GrpcVorgangService.java

...rc/main/java/de/ozgcloud/vorgang/vorgang/VorgangHead.java

...main/java/de/ozgcloud/vorgang/vorgang/VorgangService.java

...er/src/main/resources/bayernid/keycloak-saml-metadata.xml

...e/ozgcloud/vorgang/collaboration/CollaborationITCase.java

.../vorgang/collaboration/CollaborationRepositoryITCase.java

...cloud/vorgang/collaboration/CollaborationServiceTest.java

...boration/CreateCollaborationVorgangRequestMapperTest.java

...oration/CreateCollaborationVorgangRequestTestFactory.java

...ng/collaboration/GrpcCollaborationRequestTestFactory.java

...on/GrpcCreateCollaborationVorgangResponseTestFactory.java

...a/de/ozgcloud/vorgang/vorgang/GrpcVorgangServiceTest.java