build: bump actions/attest-build-provenance in the github-actions group

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 2.0.1 to 2.1.0
- [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@c4fbc64...7668571)

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

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

.github/workflows/release-step-3.yml

@@ -105,7 +105,7 @@ jobs:
         run: tar xvf ${{ env.TARBALL_FILE }}
 
       - name: generate build provenance
-        uses: actions/attest-build-provenance@c4fbc648846ca6f503a13a2281a5e7b98aa57202  # v2.0.1
+        uses: actions/attest-build-provenance@7668571508540a607bdfd90a87a560489fe372eb  # v2.1.0
         with:
           subject-path: "${{ github.workspace }}/**/target/*.jar"
 

.github/workflows/snapshot.yml

@@ -69,7 +69,7 @@ jobs:
         run: tar xvf ${{ env.TARBALL_FILE }}
 
       - name: generate build provenance
-        uses: actions/attest-build-provenance@c4fbc648846ca6f503a13a2281a5e7b98aa57202  # v2.0.1
+        uses: actions/attest-build-provenance@7668571508540a607bdfd90a87a560489fe372eb  # v2.1.0
         with:
           subject-path: "${{ github.workspace }}/**/target/*.jar"