Bump dawidd6/action-download-artifact from 16 to 19 (#854)

Bumps [dawidd6/action-download-artifact](https://github.com/dawidd6/action-download-artifact) from 16 to 19.
- [Release notes](https://github.com/dawidd6/action-download-artifact/releases)
- [Commits](dawidd6/action-download-artifact@v16...v19)

---
updated-dependencies:
- dependency-name: dawidd6/action-download-artifact
  dependency-version: '19'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/publish-benchmarks-pr.yml

@@ -27,7 +27,7 @@ jobs:
         echo "Conclusion: ${{ github.event.workflow_run.conclusion }}"
         echo "Event: ${{ github.event.workflow_run.event }}"
     - name: Download artifact
-      uses: dawidd6/action-download-artifact@v16
+      uses: dawidd6/action-download-artifact@v19
       with:
         name: benchmark-artifacts
         run_id: ${{ github.event.workflow_run.id }}