Bump actions/upload-artifact from 3 to 4 (#2700)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v3...v4)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Hare Sudhan <code@0x6c.dev>

.github/workflows/validate-atomics.yml

@@ -74,7 +74,7 @@ jobs:
       - name: save labels and reviewers into a file.
         run: |
           poetry run python bin/generate_labels.py  -t  ${{ secrets.GITHUB_TOKEN }} -pr '${{steps.get_pr_number.outputs.result}}'
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: labels.json
           path: pr/