Switch to using download@v4-beta

Author: konradpabjan

.github/workflows/test-hosted-runners.yml

@@ -34,7 +34,7 @@ jobs:
         path: artifact
 
     - name: Download artifact
-      uses: actions/download-artifact@v3
+      uses: actions/download-artifact@v4-beta
       with:
           name: github-pages
           path: artifact2