fix(renovate): reap finished job pods with ttlSecondsAfterFinished

History limits never delete manual 'create job --from' runs, so Failed pods accumulated for a week. Keep a day for debugging, reap the rest.

renovate/k8s/cronjob.yaml

@@ -10,6 +10,9 @@ spec:
   failedJobsHistoryLimit: 3
   jobTemplate:
     spec:
+      # Reap finished job pods (including manual `create job --from` runs,
+      # which history limits never delete). Keeps a day for debugging.
+      ttlSecondsAfterFinished: 86400
       backoffLimit: 1
       template:
         spec: