revert jekyll-action to build and deploy

we can do this because we don't need to wait for any other steps, they're all done already

Author: Sparrow0hawk

.github/workflows/gh-pages.yml

@@ -36,10 +36,5 @@ jobs:
       - uses: helaili/jekyll-action@master   # Choose any one of the Jekyll Actions
         with:                                # Some relative inputs of your action
           token: ${{ secrets.GITHUB_TOKEN }}
-          build_only: true
-      - name: Deploy
-        uses: peaceiris/actions-gh-pages@v3
-        with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: ./_site
+