OZG-3328 use correct image pull secret

src/main/helm/templates/deployment.yaml

src/test/helm-linter-values.yaml

src/test/helm/deployment_63_chars_test.yaml

src/test/helm/deployment_actuator_test.yaml

src/test/helm/deployment_bayernid_test.yaml

src/test/helm/deployment_bindings_test.yaml

src/test/helm/deployment_container_basic_test.yaml

src/test/helm/deployment_container_other_values_test.yaml

...test/helm/deployment_container_security_context_test.yaml

src/test/helm/deployment_defaults_labels_test.yaml

...m/deployment_defaults_topologySpreadConstraints_test.yaml

src/test/helm/deployment_elasticsearch_test.yaml

src/test/helm/deployment_env_test.yaml

src/test/helm/deployment_grpc_info_manager_address_test.yaml

src/test/helm/deployment_grpc_user_manager_address_test.yaml

src/test/helm/deployment_host_aliases_test.yaml

src/test/helm/deployment_imagepull_secret_test.yaml

src/test/helm/deployment_liveness_probe_test.yaml

src/test/helm/deployment_mongodb_test.yaml

...est/helm/deployment_nachrichten_manager_address_test.yaml