Typo fix [skip ci]

apps/basic/commands/HelloController.php

@@ -9,7 +9,7 @@ namespace app\commands;
 use yii\console\Controller;
 
 /**
- * This command echos what the first argument that you have entered.
+ * This command echoes what the first argument that you have entered.
  *
  * This command is provided as an example for you to learn how to create console commands.
  * 
@@ -19,7 +19,7 @@ use yii\console\Controller;
 class HelloController extends Controller
 {
 	/**
-	 * This command echos what you have entered as the message.
+	 * This command echoes what you have entered as the message.
 	 * @param string $message the message to be echoed.
 	 */
 	public function actionIndex($message = 'hello world')