Update README.md

Author: baojjeu

README.md

@@ -22,7 +22,7 @@ architecture. We'd love your help. [Learn how you can help here.](https://github
 
 ## Example
 
-Given two models, a `Post(title: string, body: text)` and a
+Given two models, a `Post(title:string, body:text)` and a
 `Comment(name:string, body:text, post_id:integer)`, you will have two
 serializers: