chore(deps): bump actions/attest-build-provenance from 2 to 4 (#18)

Bumps [actions/attest-build-provenance](https://github.com/actions/attest-build-provenance) from 2 to 4.
- [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@v2...v4)

---
updated-dependencies:
- dependency-name: actions/attest-build-provenance
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/release.yml

@@ -38,7 +38,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Generate signed build provenance attestations
-        uses: actions/attest-build-provenance@v2
+        uses: actions/attest-build-provenance@v4
         with:
           subject-path: |
             dist/*.tar.gz