chore: update list of maintainers in readme (#515)

Author: filiptammergard

README.md

@@ -26,7 +26,7 @@
 
 <div align="center">
 
-:wave: This repo is maintained by [@swyx](https://twitter.com/swyx), [@ferdaber](https://twitter.com/ferdaber), [@eps1lon](https://twitter.com/sebsilbermann), [@jsjoeio](https://twitter.com/jsjoeio) and [@arvind-one](https://twitter.com/_arvindone), we're so happy you want to try out TypeScript with React! If you see anything wrong or missing, please [file an issue](https://github.com/typescript-cheatsheets/react-typescript-cheatsheet/issues/new/choose)! :+1:
+:wave: This repo is maintained by [@swyx](https://twitter.com/swyx), [@eps1lon](https://twitter.com/sebsilbermann) and [@filiptammergard](https://twitter.com/tammergard). We're so happy you want to try out TypeScript with React! If you see anything wrong or missing, please [file an issue](https://github.com/typescript-cheatsheets/react-typescript-cheatsheet/issues/new/choose)! :+1:
 
 </div>