Update peaceiris/actions-gh-pages

Author: massongit

.github/workflows/website.yml

@@ -27,7 +27,7 @@ jobs:
           CURRENT_VERSION: ${{ env.CURRENT_VERSION }}
         working-directory: example/
       - name: Deploy
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: ./example/dist
+          publish_dir: ./example/dist