also make pex building keep the old pex in the registry until after tests pass

Not populating the data_location and target_list when they aren't passed to the workflow template, they were causing naughty values

Made a wrester for curator to collect product_type, telescope, and project_code, couldn't think of a more clever name

Renamed mark4 directories at the end of the ingest_mk_four_obs workflow to indicate the ingestion status

There won't be a ready status on the dir name coming to the workflow, just appedning a suffix to whatever we're given

Changing ingest_obs workflow to rename directories when starting the workflow and to indicate success/fail status