Updated key name

Signed-off-by: Martin Weise <martin.weise@tuwien.ac.at>

.gitlab-ci.yml

@@ -549,7 +549,7 @@ release-helm:
     - helm registry login --username "${CI_REGISTRY2_USER}" --password "${CI_REGISTRY2_PASSWORD}" "${CI_REGISTRY2_URL}"
     - make build-helm
     - gpg --list-secret-keys
-    - "helm package ./helm/dbrepo --sign --key 'Martin Weise' --keyring ~/.gnupg/secring.gpg --destination ./build"
+    - "helm package ./helm/dbrepo --sign --key 'B11871E316F3724C' --keyring ~/.gnupg/secring.gpg --destination ./build"
     - "helm plugin install https://github.com/sigstore/helm-sigstore"
   script:
     - "helm push ./build/dbrepo-${CHART_VERSION}.tgz oci://${CI_REGISTRY2_URL}/helm"