Update Onboarding Doc and Fix Tests (#864)
Update Onboarding Doc and Fix Tests (#864)

* helm repo udate no longer takes arg

* Test improvements and onboarding doc tweaks

* Update docs/jade-getting-started.md
DataBiosphere/jade-data-repo,DataBiosphere/jade-data-repo,DataBiosphere/jade-data-repo,DataBiosphere/jade-data-repo