Bump cibuildwheel from 2.20.0 to 2.21.0 (#868)

Bumps [cibuildwheel](https://github.com/pypa/cibuildwheel) from 2.20.0 to 2.21.0.
- [Release notes](https://github.com/pypa/cibuildwheel/releases)
- [Changelog](https://github.com/pypa/cibuildwheel/blob/main/docs/changelog.md)
- [Commits](pypa/cibuildwheel@v2.20...v2.21)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/wheels.yml

@@ -46,7 +46,7 @@ jobs:
       #     platforms: all
 
       - name: Build wheels
-        uses: pypa/cibuildwheel@v2.20.0
+        uses: pypa/cibuildwheel@v2.21.0
         env:
           CIBW_BUILD: ${{ matrix.build }}
           CIBW_MANYLINUX_X86_64_IMAGE: quay.io/pypa/${{ matrix.image }}
@@ -102,7 +102,7 @@ jobs:
           ref: ${{ github.event.client_payload.ref }}
 
       - name: Build wheels
-        uses: pypa/cibuildwheel@v2.20.0
+        uses: pypa/cibuildwheel@v2.21.0
 
       - uses: actions/upload-artifact@v4
         with:

cibw-requirements.txt

@@ -1 +1 @@
-cibuildwheel==2.20.0
+cibuildwheel==2.21.0