Organizations Users - Add Badge format

What does this MR do and why?

Work towards #409313 (closed)
Full implementation !135502 (merged)

This change updates the Organizations Users query to handle the following:

1. Create OrganizationUserBadgeType to process badges into the format the FE needs.

This change is behind a feature flag (:ui_for_organizations)

Screenshots or screen recordings

Before	After

How to set up and validate locally

1. Enable FF in rails c Feature.enable(:ui_for_organizations)
2. Add users to the default organization via rails c
   • Organizations::OrganizationUser.create!(user_id: 1, organization_id: 1)
   • Organizations::OrganizationUser.create!(user_id: 2, organization_id: 1)
   • Organizations::OrganizationUser.create!(user_id: 3, organization_id: 1)
3. Go to Default Organization path (http://127.0.0.1:3000/-/organizations/default)
4. In left nav, click Manage => Users
5. Ensure JSON blob is painted to screen and badge key on root has correct badges like in the above After screenshot.

MR acceptance checklist

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