fix: allow post-renovate shfmt to fail successfully

mentioned in commit 2bc90893

mentioned in merge request pmv!210 (merged)

mentioned in merge request gitlab-com/runbooks!5318 (merged)

mentioned in merge request slackline!135 (merged)

mentioned in merge request terra-transformer!192 (merged)

mentioned in merge request cmbr!144 (merged)

mentioned in merge request common-ci-tasks-images!53 (merged)

mentioned in merge request asdf-gl-infra!22 (merged)

mentioned in merge request gitlab-org/release-tools!2136 (merged)

mentioned in merge request bigquery-loader!62 (merged)

mentioned in merge request fluentd-docker!36 (merged)

mentioned in merge request es-diagnostics!15

mentioned in merge request gitlab-com/gl-infra/k8s-workloads/common!238 (merged)

mentioned in merge request gitlab-com/gl-infra/platform/runway/runwayctl!2 (merged)

mentioned in merge request gcp-quota-exporter!2 (merged)

mentioned in merge request es-diagnostics!18