Should be AppServiceProvider instead of AppProvider (laravel#6678)

responses.md

@@ -315,7 +315,7 @@ The `file` method may be used to display a file, such as an image or PDF, direct
 <a name="response-macros"></a>
 ## Response Macros
 
-If you would like to define a custom response that you can re-use in a variety of your routes and controllers, you may use the `macro` method on the `Response` facade. Typically, you should call this method from the `boot` method of one of your application's [service providers](/docs/{{version}}/providers), such as the `App\Providers\AppProvider` service provider:
+If you would like to define a custom response that you can re-use in a variety of your routes and controllers, you may use the `macro` method on the `Response` facade. Typically, you should call this method from the `boot` method of one of your application's [service providers](/docs/{{version}}/providers), such as the `App\Providers\AppServiceProvider` service provider:
 
     <?php