Updated credentials and visibility

...o-auth-service/listeners/target/create-event-listener.jar

dbrepo-dashboard-service/Dockerfile

...ice/src/main/java/at/tuwien/endpoints/SubsetEndpoint.java

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

...es/src/main/java/at/tuwien/service/CredentialService.java

...in/java/at/tuwien/service/impl/CredentialServiceImpl.java

dbrepo-ui/pages/database/[database_id]/subset/index.vue

dbrepo-ui/pages/database/[database_id]/table/index.vue

dbrepo-ui/pages/database/[database_id]/view/index.vue

helm/dbrepo/files/create-event-listener.jar