Bump the actions group across 1 directory with 3 updates

Bumps the actions group with 3 updates in the / directory: [pypa/cibuildwheel](https://github.com/pypa/cibuildwheel), [actions/upload-artifact](https://github.com/actions/upload-artifact) and [actions/download-artifact](https://github.com/actions/download-artifact).


Updates `pypa/cibuildwheel` from 3.2.0 to 3.2.1
- [Release notes](https://github.com/pypa/cibuildwheel/releases)
- [Changelog](https://github.com/pypa/cibuildwheel/blob/main/docs/changelog.md)
- [Commits](pypa/cibuildwheel@v3.2.0...v3.2.1)

Updates `actions/upload-artifact` from 4 to 5
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v5)

Updates `actions/download-artifact` from 5 to 6
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v5...v6)

---
updated-dependencies:
- dependency-name: pypa/cibuildwheel
  dependency-version: 3.2.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
- dependency-name: actions/upload-artifact
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: actions/download-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/wheels.yml

@@ -29,10 +29,10 @@ jobs:
 
       # Used to host cibuildwheel
       - name: Build wheel
-        uses: pypa/cibuildwheel@v3.2.0
+        uses: pypa/cibuildwheel@v3.2.1
         with:
           output-dir: wheelhouse
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: cibw-wheels-${{ matrix.os }}
           path: ./wheelhouse/*.whl
@@ -46,7 +46,7 @@ jobs:
         run: source etc/make-libsemigroups.sh && sudo make install
       - name: Build SDist
         run: pipx run build --sdist
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: sdist
           path: dist/*.tar.gz
@@ -70,7 +70,7 @@ jobs:
 
     steps:
       - name: Download wheels and sdist artifacts
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v6
         with:
           # Here, we could specify a name of an artifact, or a pattern that
           # matches the names of artifacts. However, by not specifying these