Update tutorial-console.md

docs/guide-zh-CN/tutorial-console.md

@@ -192,20 +192,20 @@ use yii\console\Controller;
 class HelloController extends Controller
 {
     public $message;
-
+    
     public function options($actionID)
     {
         return ['message'];
     }
-
+    
     public function optionAliases()
     {
         return ['m' => 'message'];
     }
-
+    
     public function actionIndex()
     {
-        echo $this->message;
+        echo $this->message . "\n";
     }
 }
 ```