Bump pypa/cibuildwheel from 2.2.0a1 to 2.2.0b1 (#628)

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -210,7 +210,7 @@ jobs:
       run: |
         make cythonize
     - name: Build wheels
-      uses: pypa/cibuildwheel@v2.2.0a1
+      uses: pypa/cibuildwheel@v2.2.0b1
       env:
         CIBW_ARCHS_MACOS: x86_64 arm64 universal2
     - uses: actions/upload-artifact@v2