GUI: Repo view shows system type = unavailable, but json contains system type = bulk

e.g. here: https://labdev-nomad.esc.rzg.mpg.de/fairdi/nomad/migration/gui/search/ikZESaRwQ0WtRmX97xWpiQ/EfYjPrXL1pyoGsqiHLBQ4JSJshcx