fix docs typo on \yii/filters/Cors

framework/filters/Cors.php

@@ -39,15 +39,17 @@ use yii\web\Response;
  *     return [
  *         'corsFilter' => [
  *             'class' => \yii\filters\Cors::className(),
- *             // restrict access to
- *             'Origin' => ['http://www.myserver.com', 'https://www.myserver.com'],
- *             'Access-Control-Request-Method' => ['POST', 'PUT'],
- *             // Allow only POST and PUT methods
- *             'Access-Control-Request-Headers' => ['X-Wsse'],
- *             // Allow only headers 'X-Wsse'
- *             'Access-Control-Allow-Credentials' => true,
- *             // Allow OPTIONS caching
- *             'Access-Control-Max-Age' => 3600,
+ *             'cors' => [
+ *                 // restrict access to
+ *                 'Origin' => ['http://www.myserver.com', 'https://www.myserver.com'],
+ *                 'Access-Control-Request-Method' => ['POST', 'PUT'],
+ *                 // Allow only POST and PUT methods
+ *                 'Access-Control-Request-Headers' => ['X-Wsse'],
+ *                 // Allow only headers 'X-Wsse'
+ *                 'Access-Control-Allow-Credentials' => true,
+ *                 // Allow OPTIONS caching
+ *                 'Access-Control-Max-Age' => 3600,
+ *             ],
  *
  *         ],
  *     ];