Star/unstar repository

[417-72KI]

Implementing these three calls:

• GET /user/starred/{owner}/{repo}
  • https://docs.github.com/en/rest/reference/activity#check-if-a-repository-is-starred-by-the-authenticated-user
• PUT /user/starred/{owner}/{repo}
  • https://docs.github.com/en/rest/reference/activity#star-a-repository-for-the-authenticated-user
• DELETE /user/starred/{owner}/{repo}
  • https://docs.github.com/en/rest/reference/activity#unstar-a-repository-for-the-authenticated-user

[pietbrauer]

Thanks 🚀