CI: Remove broken wheel building for sagemath-categories

[tobiasdiez]

Building the wheel for sagemath-categories fails with

  Successfully built sagemath_categories-10.6b9-py3-none-any.whl
      + /opt/python/cp38-cp38/bin/python -c 'import sys, json, glob; json.dump(glob.glob('"'"'/tmp/cibuildwheel/built_wheel/*.whl'"'"'), sys.stdout)'
      + rm -rf /tmp/cibuildwheel/repaired_wheel
      + mkdir -p /tmp/cibuildwheel/repaired_wheel
  Traceback (most recent call last):
    File "<frozen runpy>", line 198, in _run_module_as_main
    File "<frozen runpy>", line 88, in _run_code
    File "/opt/hostedtoolcache/Python/3.12.9/x64/lib/python3.12/site-packages/cibuildwheel/__main__.py", line 383, in <module>
      main()
    File "/opt/hostedtoolcache/Python/3.12.9/x64/lib/python3.12/site-packages/cibuildwheel/__main__.py", line 143, in main
      build_in_directory(args)
    File "/opt/hostedtoolcache/Python/3.12.9/x64/lib/python3.12/site-packages/cibuildwheel/__main__.py", line 315, in build_in_directory
      platform_module.build(options, tmp_path)
    File "/opt/hostedtoolcache/Python/3.12.9/x64/lib/python3.12/site-packages/cibuildwheel/linux.py", line 440, in build
      build_in_container(
    File "/opt/hostedtoolcache/Python/3.12.9/x64/lib/python3.12/site-packages/cibuildwheel/linux.py", line 300, in build_in_container
      raise NonPlatformWheelError()
  cibuildwheel.util.NonPlatformWheelError: 
  cibuildwheel: Build failed because a pure Python wheel was generated.

https://github.com/sagemath/sage/actions/runs/13750937376/job/38451967177

Thus, building this wheel is removed for now.

📝 Checklist

• The title is concise and informative.
• The description explains in detail what this PR is about.
• I have linked a relevant issue or discussion.
• I have created tests covering the changes.
• I have updated the documentation and checked the documentation preview.

⌛ Dependencies

[github-actions]

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