docs(guide/animations): fix typos in example

Closes #14111

Author: marvin-SL

docs/content/guide/animations.ngdoc

@@ -309,7 +309,7 @@ allows a lot of flexibility - you can either allow animations only for specific
 you are working with 3rd party animations), or exclude specific classes from getting animated.
 
 ```js
-app.cofig($animateProvider) {
+app.config(function($animateProvider) {
   $animateProvider.classNameFilter(/animate-/);
 });
 ```