Bump dawidd6/action-download-artifact from 8 to 9

Bumps [dawidd6/action-download-artifact](https://github.com/dawidd6/action-download-artifact) from 8 to 9.
- [Release notes](https://github.com/dawidd6/action-download-artifact/releases)
- [Commits](dawidd6/action-download-artifact@v8...v9)

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

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

.github/workflows/coverage_comment.yml

@@ -17,7 +17,7 @@ jobs:
     steps:
       - name: Download artifact
         id: download-artifact
-        uses: dawidd6/action-download-artifact@v8
+        uses: dawidd6/action-download-artifact@v9
         with:
           workflow: tests.yml
           workflow_conclusion: success