Mentors can view students profiles

**As a** mentor
**I want to** view a student's profile.
**so that I can** access information about the student.

## Technical Requirements
- Mentors should not be able to access student profiles unless the student and mentor are assigned to the same course.

## Acceptance Criteria
- [x] When I login as a mentor and visit the list of student topic ratings for a lesson (`/lessons/:lessonId`), I can click on each student's name to visit their profile.
- [x] When I visit a student's profile, I can see their name and other information, but not their password.