Use deploy-pages@v4 in preview.yml

`actions/[email protected]` => `actions/deploy-pages@v4`

Author: imcsq

.github/workflows/preview.yml

@@ -60,6 +60,6 @@ jobs:
 
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2.0.2
+        uses: actions/deploy-pages@v4
         with:
           preview: true