update skeleton

fix indentation error, see hcdc/software-templates/helm-chart-template!21

.cruft.json

 {
   "template": "https://codebase.helmholtz.cloud/hcdc/software-templates/helm-chart-template.git",
-  "commit": "1f6034e560cf03d4590a621db5facbf61e22c9fd",
+  "commit": "5ecea392be8e3766578ef51ce40db8b9ea0814c6",
   "checkout": null,
   "context": {
     "cookiecutter": {

templates/nginx/buildconfig.yaml

@@ -34,7 +34,7 @@ spec:
       {{- $allSecrets := mustMergeOverwrite (dict) $builtinSecrets .Values.buildSecrets }}
       {{- if (or (not (empty $allSecrets)) .Values.buildSecretName) }}
       {{- $secretName := default (printf "build-secret-%s" .Values.baseName) .Values.buildSecretName }}
-        volumes:
+      volumes:
         - name: {{ $secretName }}
           mounts:
             - destinationPath: /run/secrets/build-secret