Merge pull request #111 from input-output-hk/dependabot/github_actions/actions/download-artifact-5

[CI] Bump actions/download-artifact from 4 to 5

Author: jasagredo

.github/workflows/documentation.yml

@@ -105,7 +105,7 @@ jobs:
         uses: actions/configure-pages@v5
 
       - name: Download haddocks artifact
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: haddocks