Fixes #7300 - Adding a content view version parameter for packages

Is it true that repository_id and content_view_version_id are required?

Asking since on a different PR for similar scenario for errata, we do not.  Ref: https://github.com/Katello/katello/pull/4625/files#diff-234495ca5be1bd137b51fa1e28aa2cdcL28