Create a ViewComponent for Trials Lead Form

The following discussion from !173002 (merged) should be addressed:

• @mkaeppler started a discussion: (+2 comments)

  suggestion: I see we set_group_name twice. Could this be handled in a before_action instead, or does it not always apply? It would be the more idiomatic thing to do in Rails.

Idea:

Perhaps this tight coupling to this specific view use is an indicator that we should consider a better construct that setting this in the controller layer conditionally.

I want to explore converting this concept into a ViewComponent