CDN-end-of-life.md

@@ -2,9 +2,6 @@
 
 ## Open
 
-* update our documentation
-  * document how to use the CDNJS API, e.g., https://codepen.io/pkra/pen/GWePxW
-
 ## Complete 
 
 * :white_check_mark: alert community
@@ -22,7 +19,7 @@
 * :white_check_mark: move badges and logos
 * :white_check_mark: implement redirect 
 * :white_check_mark: implement `latest` redirect
-* update our documentation
+* :white_check_mark: update our documentation
   * :white_check_mark: replace all links to CDN across all versions of the docs
     * :white_check_mark: update older versions
   * :white_check_mark: branch: https://github.com/mathjax/MathJax-docs/tree/cdneol