Show user Minimal Access groups in Admin area

What does this MR do and why?

Shows a user's Minimal Access groups in the Admin area.

Changelog: changed

References

Show Minimal Access groups in `admin/users/USER... (#422299 - closed)

Screenshots or screen recordings

Before	After

How to set up and validate locally

1. Invite a user to a top-level group with the Minimal Access role
2. View the user's Groups and projects tab in the Admin area

MR acceptance checklist

Evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.

Related to #422299 (closed)