chore: bump pypa/cibuildwheel in the actions group across 1 directory

Bumps the actions group with 1 update in the / directory: [pypa/cibuildwheel](https://github.com/pypa/cibuildwheel).


Updates `pypa/cibuildwheel` from 2.17 to 2.20
- [Release notes](https://github.com/pypa/cibuildwheel/releases)
- [Changelog](https://github.com/pypa/cibuildwheel/blob/main/docs/changelog.md)
- [Commits](pypa/cibuildwheel@v2.17...v2.20)

---
updated-dependencies:
- dependency-name: pypa/cibuildwheel
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/wheels.yml

@@ -44,7 +44,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
 
-    - uses: pypa/cibuildwheel@v2.17
+    - uses: pypa/cibuildwheel@v2.20
       env:
         CIBW_ARCHS_MACOS: auto universal2