build(deps): bump actions/attest-build-provenance from 2.2.0 to 2.2.1

Bumps [actions/attest-build-provenance](https://github.com/actions/attest-build-provenance) from 2.2.0 to 2.2.1.
- [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@520d128...f9eaf23)

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

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

.github/workflows/release.yml

@@ -110,7 +110,7 @@ jobs:
         - - -
         Release manager: [ADD YOUR NAME HERE] (@[ADD YOUR GITHUB ID HERE])
         EOF
-    - uses: actions/attest-build-provenance@520d128f165991a6c774bcb264f323e3d70747f4  # v2.2.0
+    - uses: actions/attest-build-provenance@f9eaf234fc1c2e333c1eca18177db0f44fa6ba52  # v2.2.1
       if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
       with:
         subject-path: _artifacts/*