updating publish-github-pages version ingithub action (#528)

* updating publish-github-pages version ingithub action

* removing config.toml

Author: dylanbannon

.github/workflows/github-pages-deployment.yml

@@ -25,7 +25,7 @@ jobs:
     - name: "Checkout source code at current commit"
       uses: actions/checkout@v2
     - name: "Build Hugo Static Site"
-      uses: cloudposse/docs/actions/publish-github-pages@publish-hugo-to-github-pages
+      uses: cloudposse/docs/actions/publish-github-pages@0.64.0
       env:
         CONTENT:
         HUGO_URL: https://cloudposse.github.io/docs