Bump actions/upload-artifact from 3 to 4

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

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

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

.github/workflows/run-tests.yaml

@@ -70,7 +70,7 @@ jobs:
           files: test_artifacts/cobertura.xml
 
       - name: Create artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: ${{ !cancelled() }}
         with:
           name: ${{ env.GITHUB_REPOSITORY_SLUG }}_test-artifacts_${{ github.event_name }}_${{ github.event.pull_request.number || github.sha }}_${{ matrix.os