Bump actions/attest-build-provenance from 1.3.3 to 1.4.0 in the githu…

…b-actions group (#1479)

Bumps the github-actions group with 1 update: [actions/attest-build-provenance](https://github.com/actions/attest-build-provenance).
Updates `actions/attest-build-provenance` from 1.3.3 to 1.4.0
- [Changelog](https://github.com/actions/attest-build-provenance/blob/main/RELEASE.md)
- [Commits](actions/attest-build-provenance@5e9cb68...210c191)

.github/workflows/release.yml

@@ -43,7 +43,7 @@ jobs:
         if:  ${{ ! startsWith(github.ref, 'refs/tags') }}
 
       - name: generate build provenance
-        uses: actions/attest-build-provenance@5e9cb68e95676991667494a6a4e59b8a2f13e1d0  # v1.3.3
+        uses: actions/attest-build-provenance@210c1913531870065f03ce1f9440dd87bc0938cd  # v1.4.0
         with:
           subject-path: "${{ github.workspace }}/pkg/*.gem"