Bump gradle/actions in /.github/actions/build-backend (#15717)

Bumps [gradle/actions](https://github.com/gradle/actions) from 4.0.0 to 4.0.1.
- [Release notes](https://github.com/gradle/actions/releases)
- [Commits](gradle/actions@af1da67...16bf8bc)

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

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

.github/actions/build-backend/action.yml

@@ -39,7 +39,7 @@ runs:
         distribution: "temurin"
         cache: "gradle"
 
-    - uses: gradle/actions/setup-gradle@af1da67850ed9a4cedd57bfd976089dd991e2582
+    - uses: gradle/actions/setup-gradle@16bf8bc8fe830fa669c3c9f914d3eb147c629707
 
     - name: Lint
       if: inputs.run-integration-tests == 'true'