sagemathgh-39728: CI: Remove broken wheel building for sagemath-categories
    
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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/3845196717
7

Thus, building this wheel is removed for now.

### 📝 Checklist

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- [ ] 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

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<!-- - sagemath#12345: short description why this is a dependency -->
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URL: sagemath#39728
Reported by: Tobias Diez
Reviewer(s): Dima Pasechnik

Author: Release Manager

.github/workflows/dist.yml

@@ -275,10 +275,6 @@ jobs:
         run: |
           "${{ steps.python.outputs.python-path }}" -m cibuildwheel unpacked/sagemath*objects*
 
-      - name: sagemath-categories
-        run: |
-          "${{ steps.python.outputs.python-path }}" -m cibuildwheel unpacked/sagemath*categories*
-
       - name: sagemath-bliss
         run: |
           "${{ steps.python.outputs.python-path }}" -m cibuildwheel unpacked/sagemath*bliss*