updated example-post-1.mdx (#261)

* updated example-post-1.mdx

* updated links in example-post-1.mdx

Author: TomasBankauskas

posts/example-post-1.mdx

@@ -115,8 +115,5 @@ Right aligned columns
 
 ## Links
 
-[link text](http://dev.nodeca.com)
-
-[link with title](http://nodeca.github.io/pica/demo/ "title text!")
-
-Autoconverted link https://github.com/nodeca/pica (enable linkify to see)
+- [Next.js on Netlify](https://docs.netlify.com/frameworks/next-js/overview/)
+- [Use Visual Editor with Next.js](https://docs.netlify.com/visual-editor/frameworks/next/)