add #3520 to changelog

framework/CHANGELOG.md

@@ -47,6 +47,7 @@ Yii Framework 2 Change Log
 - Enh #3298: Supported configuring `View::theme` using a class name (netyum, qiangxue)
 - Enh #3328: `BaseMailer` generates better text body from html body (armab)
 - Enh #3518: `yii\helpers\Html::encode()` now replaces invalid code sequences with "�" (DaSourcerer)
+- Enh #3520 Added Unlink all relationship in current model (nmdimas)
 - Enh: Added support for using sub-queries when building a DB query with `IN` condition (qiangxue)
 - Enh: Supported adding a new response formatter without the need to reconfigure existing formatters (qiangxue)
 - Enh: Added `yii\web\UrlManager::addRules()` to simplify adding new URL rules (qiangxue)
@@ -57,7 +58,6 @@ Yii Framework 2 Change Log
 - Enh: Added `all` option to `MigrateController::actionDown()` action (creocoder, umneeq)
 - Enh: Added support for array attributes in `exist` validator (creocoder)
 - Enh: Added support for using path alias with `FileDependency::fileName` (qiangxue)
-- Enh: Added Unlink all relationship in current model (nmdimas)
 - Chg #2913: RBAC `DbManager` is now initialized via migration (samdark)
 - Chg #3036: Upgraded Twitter Bootstrap to 3.1.x (qiangxue)
 - Chg #3175: InvalidCallException, InvalidParamException, UnknownMethodException are now extended from SPL BadMethodCallException (samdark)