Bump actions/attest-build-provenance in the actions group

Bumps the actions group with 1 update: [actions/attest-build-provenance](https://github.com/actions/attest-build-provenance).


Updates `actions/attest-build-provenance` from 1.4.0 to 1.4.1
- [Release notes](https://github.com/actions/attest-build-provenance/releases)
- [Changelog](https://github.com/actions/attest-build-provenance/blob/main/RELEASE.md)
- [Commits](actions/attest-build-provenance@210c191...310b0a4)

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

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

Author: dependabot[bot]

.github/workflows/cibuildwheel.yml

@@ -216,7 +216,7 @@ jobs:
         run: ls dist
 
       - name: Generate artifact attestation for sdist and wheel
-        uses: actions/attest-build-provenance@210c1913531870065f03ce1f9440dd87bc0938cd  # v1.4.0
+        uses: actions/attest-build-provenance@310b0a4a3b0b78ef57ecda988ee04b132db73ef8  # v1.4.1
         with:
           subject-path: dist/matplotlib-*