Merge pull request #2981 from Nithanaroy/patch-1

Fix a typo in example of DefineMap

docs/can-guides/commitment/migrating_to_3.0.md

@@ -362,7 +362,7 @@ Which can be replaced by flattening it into a [can-define/map/map] like so:
 var DefineMap = require("can-define/map/map");
 
 var CarOwner = DefineMap.extend({
-	cars: CarList,
+	cars: Car.List,
 	favorite: Car,
 	color: "string",
 	age: {