Upgrade to GitLab Runner 13.8.0
No problems deploying to K3s cluster via Helm Chart.
v13.8.0
Update GitLab Runner
helm repo update
helm upgrade --install --create-namespace --namespace gitlab-system gitlab-runner gitlab/gitlab-runner --values code/src/bierochs.org/bierochs-rancher-ops/gitlab/gitlab-runner-values.yml