deps(workflows): bump pypa/cibuildwheel from 2.19 to 2.20

Bumps [pypa/cibuildwheel](https://github.com/pypa/cibuildwheel) from 2.19 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@v2.19...v2.20)

---
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/build.yml

@@ -136,7 +136,7 @@ jobs:
         run: python .github/workflows/set_cibw_build.py
 
       - name: Build wheels
-        uses: pypa/cibuildwheel@v2.19
+        uses: pypa/cibuildwheel@v2.20
         env:
           CIBW_BUILD: ${{ env.CIBW_BUILD }}
         with:
@@ -190,7 +190,7 @@ jobs:
         run: python .github/workflows/set_cibw_build.py
 
       - name: Build wheels
-        uses: pypa/cibuildwheel@v2.19
+        uses: pypa/cibuildwheel@v2.20
         env:
           CIBW_BUILD: ${{ env.CIBW_BUILD }}
         with: