Bump pypa/cibuildwheel from 2.19.2 to 2.21.1

Bumps [pypa/cibuildwheel](https://github.com/pypa/cibuildwheel) from 2.19.2 to 2.21.1.
- [Release notes](https://github.com/pypa/cibuildwheel/releases)
- [Changelog](https://github.com/pypa/cibuildwheel/blob/main/docs/changelog.md)
- [Commits](pypa/cibuildwheel@v2.19.2...v2.21.1)

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

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

.github/workflows/release.yml

@@ -104,7 +104,7 @@ jobs:
       if: runner.os == 'macOS' && runner.arch == 'arm64'
 
     - name: Build wheels
-      uses: pypa/cibuildwheel@v2.19.2
+      uses: pypa/cibuildwheel@v2.21.1
       if: (!matrix.use_qemu) || fromJSON(env.USE_QEMU)
       env:
         CIBW_ARCHS: "${{ matrix.arch }}"