test: 🧪 migrating to github actions @v4

Author: giorgiabosello

.github/workflows/deploy.yml

@@ -76,7 +76,7 @@ jobs:
           echo "NEXT_PUBLIC_GOOGLE_MAPS_API_KEY=${{ secrets.NEXT_PUBLIC_GOOGLE_MAPS_API_KEY }}" >> .env.prod
           ${{ steps.detect-package-manager.outputs.runner }} build
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v4
+        uses: actions/upload-pages-artifact@v3
         with:
           path: ./docs/out
           overwrite: true