Update README links for repository migration

[drazisil]

Note

Updates documentation links after repo migration.

• Update CI, CodeQL, Codecov, and Coveralls badges in README.md to rustymotors/server
• Change "open issues" link to rustymotors/server/issues

No code or build changes.

^{Written by Cursor Bugbot for commit 277286e. This will update automatically on new commits. Configure here.}

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[deepsource-io]

Here's the code health analysis summary for commits 1ec2d47..277286e. View details on DeepSource ↗.

Analysis Summary

Analyzer	Status	Summary	Link
JavaScript	✅ Success		View Check ↗

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 32.54%. Comparing base (1ec2d47) to head (277286e).
⚠️ Report is 1 commits behind head on dev.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##              dev    #2811   +/-   ##
=======================================
  Coverage   32.54%   32.54%           
=======================================
  Files         292      292           
  Lines       20451    20451           
  Branches      366      366           
=======================================
  Hits         6655     6655           
  Misses      13792    13792           
  Partials        4        4           

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