Bump actions/download-artifact from 4 to 5 (#73)

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

Author: dependabot[bot]

.github/workflows/docs.yml

@@ -85,7 +85,7 @@ jobs:
           git config user.email 41898282+github-actions[bot]@users.noreply.github.com
 
       - name: Download artifact
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: docs-site
           path: site