[user-story] Review rentees

[boaanes]

User story
As a rentor, I should have an option to review rentees that have rented my equipment in order to let others know if the person is trustworthy.

Additional info
The way rentees treat equipment may vary a whole lot and my experiences should be reflected for others.

Describe a potential solution
A way to rate and review rentees. Much like #8

Acceptance Criteria

• A way to review rentees.
• Display the reviews on the user page for others to see.

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Work tasks

• Make a butten to start a review.
• Create a rating system (star rating out of 5) in the review.
• Add an required text slot for users to write a review together with/explaining the rating that was given.
• Display the ratings on the users page.