Move TestFlight Beta Deploy to self-hosted Runner

[philippzagar]

Move TestFlight Beta Deploy to self-hosted Runner

♻️ Current situation & Problem

As the GitHub public runner XCode latest-stable version still points to 15.4, the TestFlight deployment workflow fails with new keywords such as @retroactive. Therefore, we'll move this workflow to our self-hosted runners

⚙️ Release Notes

• Move TestFlight Beta Deploy to self-hosted Runner

📚 Documentation

--

✅ Testing

--

Code of Conduct & Contributing Guidelines

By submitting creating this pull request, you agree to follow our Code of Conduct and Contributing Guidelines:

• I agree to follow the Code of Conduct and Contributing Guidelines.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 18.86%. Comparing base (13138e9) to head (f36637c).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #30   +/-   ##
=======================================
  Coverage   18.86%   18.86%           
=======================================
  Files          59       59           
  Lines        2010     2010           
=======================================
  Hits          379      379           
  Misses       1631     1631           

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 13138e9...f36637c. Read the comment docs.