chore(deps): update actions/download-artifact action to v5 (#736)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/pkg.pr.new-comment.yml

@@ -18,7 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Download artifact
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: output
           github-token: ${{ secrets.GITHUB_TOKEN }}