modified end point to nested objects

[KavyaReddy732]

Description

Please provide a short summary explaining what this PR is about.

Fixes # (issue)

How to test?

comment the route for specificv i.e api/reviews/id in review.router Please provide a short summary how your changes can be tested?

Checklist

• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas
• [ ] I have made corresponding changes to the documentation
• [ ] This PR is ready to be merged and not breaking any other functionality

[KavyaReddy732]

this is the modification of the merged PR. i linked both the issues

[KavyaReddy732]

here is the old PR. https://github.com/HackYourFuture-CPH/rate-my-cv/pull/195