fix: Solve delete GitHub integration issue

[novakzaballa]

Thanks for submitting a PR! Please check the boxes below:

• I have added information to docs/ if required so people know about the feature!
• I have filled in the "Changes" section below?
• I have filled in the "How did you test this code" section below?
• I have used a Conventional Commit title for this Pull Request

Changes

Solve #4621

How did you test this code?

Update unit test

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

3 Skipped Deployments

Name	Status	Preview	Comments	Updated (UTC)
docs	⬜️ Ignored (Inspect)	Visit Preview		Sep 11, 2024 5:29pm
flagsmith-frontend-preview	⬜️ Ignored (Inspect)	Visit Preview		Sep 11, 2024 5:29pm
flagsmith-frontend-staging	⬜️ Ignored (Inspect)	Visit Preview		Sep 11, 2024 5:29pm

[github-actions]

Docker builds report

Image	Build Status	Security report
ghcr.io/flagsmith/flagsmith-e2e:pr-4622	Finished ✅	Skipped
ghcr.io/flagsmith/flagsmith-api-test:pr-4622	Finished ✅	Skipped
ghcr.io/flagsmith/flagsmith-frontend:pr-4622	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith-api:pr-4622	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith:pr-4622	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith-private-cloud:pr-4622	Finished ✅	Results ✅

[github-actions]

Uffizzi Preview deployment-56176 was deleted.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.16%. Comparing base (7ac05cd) to head (4a47983).
Report is 10 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #4622   +/-   ##
=======================================
  Coverage   97.16%   97.16%           
=======================================
  Files        1160     1160           
  Lines       40159    40165    +6     
=======================================
+ Hits        39022    39028    +6     
  Misses       1137     1137           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.