Remove dead link to Planet React

Author: AveryTheDev

community-resources.md

@@ -51,10 +51,6 @@
  https://github.com/tuchk4/awesome-create-react-app 
  A collection of articles, links, issues, and information on how to use and customize the Create-React-App tool.
 
-- **Planet React** 
- https://www.planet-react.org/ 
- A blog aggregator that collects posts from dozens of blogs written by members of the React community. An excellent resource.
- 
 - **Awesome CSS-in-JS** 
  https://github.com/tuchk4/awesome-css-in-js 
  A collection of awesome things regarding CSS in JS approaches