docs(ngRoute): make config block for the routeProvider example explicit

Author: davemo

src/ngRoute/route.js

@@ -220,7 +220,7 @@ function $RouteProvider(){
        </file>
 
        <file name="script.js">
-         angular.module('ngView', ['ngRoute'], function($routeProvider, $locationProvider) {
+         angular.module('ngView', ['ngRoute']).config(function($routeProvider, $locationProvider) {
            $routeProvider.when('/Book/:bookId', {
              templateUrl: 'book.html',
              controller: BookCntl,