🐛 webserver: Fix 5XX error in `GET /v0/projects/{project_id}/nodes/-/services` when project has no nodes#8501

pcrespov merged 9 commits intoITISFoundation:masterITISFoundation/osparc-simcore:masterfrom

pcrespov:fix/catalog-batch-service-follow-uppcrespov/osparc-simcore:fix/catalog-batch-service-follow-upCopy head branch name to clipboard