Include universal workflow

Author: jan-janssen

.github/workflows/nfdi.yml

@@ -34,3 +34,4 @@ jobs:
       run: |
         papermill pyiron_base_nfdi.ipynb pyiron_base_nfdi_out.ipynb -k "python3"
         papermill jobflow_nfdi.ipynb jobflow_nfdi_out.ipynb -k "python3"
+        papermill universal_workflow_nfdi.ipynb universal_workflow_nfdi_out.ipynb -k "python3"