fix(docs): ngRepeater isn't a thing, ngRepeat is

Author: brettcannon

docs/content/tutorial/step_08.ngdoc

@@ -77,7 +77,7 @@ route by the `$route` service.
 ## Template
 
 The TBD placeholder line has been replaced with lists and bindings that comprise the phone details.
-Note where we use the angular `{{expression}}` markup and `ngRepeater`s to project phone data from
+Note where we use the angular `{{expression}}` markup and `ngRepeat` to project phone data from
 our model into the view.