fixed type, and made more sensible default for JES filesystems auth
fixed type, and made more sensible default for JES filesystems auth

ohsu-comp-bio/cromwell,ohsu-comp-bio/cromwell,broadinstitute/cromwell,broadinstitute/cromwell,broadinstitute/cromwell,ohsu-comp-bio/cromwell,broadinstitute/cromwell,broadinstitute/cromwell