Add generics for all controllers (#20675)

framework/rest/ActiveController.php

@@ -9,6 +9,7 @@ namespace yii\rest;
 
 use yii\base\InvalidConfigException;
 use yii\base\Model;
+use yii\base\Module;
 use yii\web\ForbiddenHttpException;
 
 /**
@@ -36,6 +37,9 @@ use yii\web\ForbiddenHttpException;
  *
  * @author Qiang Xue <qiang.xue@gmail.com>
  * @since 2.0
+ *
+ * @template T of Module
+ * @extends Controller<T>
  */
 class ActiveController extends Controller
 {