chore(deps): bump the actions group with 2 updates (#5287)

Bumps the actions group with 2 updates: [pypa/cibuildwheel](https://github.com/pypa/cibuildwheel) and [actions/attest-build-provenance](https://github.com/actions/attest-build-provenance).


Updates `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](https://github.com/pypa/cibuildwheel/compare/v2.19...v2.20)

Updates `actions/attest-build-provenance` from 1.3.3 to 1.4.0
- [Release notes](https://github.com/actions/attest-build-provenance/releases)
- [Changelog](https://github.com/actions/attest-build-provenance/blob/main/RELEASE.md)
- [Commits](5e9cb68e95...210c191353)

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

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

.github/workflows/emscripten.yaml

@@ -20,7 +20,7 @@ jobs:
         submodules: true
         fetch-depth: 0
 
-    - uses: pypa/cibuildwheel@v2.19
+    - uses: pypa/cibuildwheel@v2.20
       env:
         PYODIDE_BUILD_EXPORTS: whole_archive
         CFLAGS: -fexceptions

.github/workflows/pip.yml

@@ -102,7 +102,7 @@ jobs:
     - uses: actions/download-artifact@v4
 
     - name: Generate artifact attestation for sdist and wheel
-      uses: actions/attest-build-provenance@5e9cb68e95676991667494a6a4e59b8a2f13e1d0 # v1.3.3
+      uses: actions/attest-build-provenance@210c1913531870065f03ce1f9440dd87bc0938cd # v1.4.0
       with:
         subject-path: "*/pybind11*"