Use crazy-max/ghaction-github-pages@v2

Author: swaroopch

.github/workflows/main.yml

@@ -34,7 +34,7 @@ jobs:
     # https://github.com/crazy-max/ghaction-github-pages
     - name: Push to GitHub Pages
       if: success()
-      uses: crazy-max/ghaction-github-pages@v1.2.5
+      uses: crazy-max/ghaction-github-pages@v2
       with:
         target_branch: gh-pages
         build_dir: public