Bump actions/attest-build-provenance from 3 to 4

Bumps [actions/attest-build-provenance](https://github.com/actions/attest-build-provenance) from 3 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@v3...v4)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/docker-release.yaml

@@ -76,7 +76,7 @@ jobs:
           echo "image-ref=$IMAGE_REF" >> "$GITHUB_OUTPUT"
 
       - name: Attest
-        uses: actions/attest-build-provenance@v3
+        uses: actions/attest-build-provenance@v4
         id: attest
         with:
           subject-name: ghcr.io/${{ github.repository }}