⚠️ Fix Xcode 16 Warnings

[swiftyfinch]

References

• https://github.com/swiftlang/swift-evolution/blob/main/proposals/0364-retroactive-conformance-warning.md
• https://github.com/swiftlang/swift-evolution/blob/main/proposals/0306-actors.md
• https://github.com/actions/runner-images/blob/main/images/macos/macos-15-arm64-Readme.md

Checklist (I have ...)

• 🧐 Followed the code style of the rest of the project
• 📖 Updated the documentation, if necessary
• 👨🏻‍🔧 Added at least one test which validates that my change is working, if appropriate
• 👮🏻‍♂️ Run make lint and fixed all warnings
• ✅ Run make test and fixed all tests

❤️ Thanks for contributing to the 🏈 Rugby!

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 64.05%. Comparing base (5b00ba7) to head (781adc6).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #432      +/-   ##
==========================================
- Coverage   64.23%   64.05%   -0.18%     
==========================================
  Files         153      153              
  Lines        5061     5061              
==========================================
- Hits         3251     3242       -9     
- Misses       1810     1819       +9     

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