Add configurable cleanup jobs

[innovate-invent]

https://registry.terraform.io/providers/hashicorp/kubernetes/latest/docs/resources/cron_job

https://github.com/galaxyproject/galaxy/tree/dev/scripts/cleanup_datasets

https://github.com/galaxyproject/gxadmin

https://galaxyproject.org/admin/config/performance/purge-histories-and-datasets/

/srv/galaxy/scripts/cleanup_datasets/pgcleanup.py -o $maxage -l /var/log/galaxy/cleanup-{{ galaxy_db_name }} delete_datasets delete_userless_histories purge_datasets purge_deleted_hdas purge_deleted_histories purge_historyless_hdas purge_hdas_of_purged_histories update_hda_purged_flag delete_exported_histories