Kittens is already an org project

Author: valencik

_data/projects.yml

@@ -208,7 +208,6 @@
 - title: "Kittens"
   description: "Automatic type class derivation"
   github: "https://github.com/typelevel/kittens"
-  affiliate: true
   platforms: [js, jvm, native]
 - title: "Laika"
   description: "Site and e-book generator and customizable text markup transformer for sbt, Scala and Scala.js"