Deploy in staging :
# Stop the workers
# Stop the storage service
# Upgrade the storage storage server to last versions of swh-storage/swh-model/swh-journal
# Upgrade the database model
# Restart the storage server
# Upgrade all the other servers to the last package versions
# Restart the workers
# launch a backfill of the `origin_visit_status` topic
# upgrade stack to last versions created during the sprint
# upgrade the scheduler database model
# deploy a new journal-client service on scheduler0(?)