Feature/522 sort out inactive projects from search result

[BartvanEijkelenburg]

Description

A few sentences describing the overall goals of the pull request's commits.

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist

• My code follows the style guidelines of this project
• I did not update API Controllers, if I did, I added/changed Postman or XUnit integration tests
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• I updated the changelog with an end-user readable description
• I assigned this pull request to the correct project board to update the sprint board

Steps to Test or Reproduce

1. Start the dex backend project.
2. Log in as an administrator.
3. After you have logged in, check the two new Endpoints.
4. Try to update the multipliers and then check if the response of the post request is adjusted as well.

Link to issue

[#522]
Closes: #522

[HansenSven]

Nicely made, good commented code, good job!

[NealGeilen]

Due to changes from the stakeholders. This PR will be closed.
This PR contains code that can be used in the future for a recommendations system so don't delete the branch please.