update CHANGELOG

CHANGELOG.md

@@ -1,3 +1,13 @@
+### Version 4.28.0 (3rd April 2021)
+#### Changed
+- Removed native iOS legacy code.
+
+#### Native SDKs
+- [[email protected]][ios_sdk_v4.28.0]
+- [[email protected]][android_sdk_v4.27.0]
+
+---
+
 ### Version 4.23.1 (29th September 2020)
 #### Fixed
 - Fixed duplicate `ADJUrlStrategy` symbol error.
@@ -17,8 +27,6 @@
 - Added sending of value of user's consent to be tracked with each package.
 - Added `setUrlStrategy` method to `AdjustConfig2dx` class to allow selection of URL strategy for specific market.
 
-⚠️ **Note**: iOS 14 beta versions prior to 5 appear to have an issue when trying to use iAd framework API like described in [here](https://github.com/adjust/ios_sdk/issues/452). For testing of v4.23.0 version of SDK in iOS, please make sure you're using **iOS 14 beta 5 or later**.
-
 #### Native SDKs
 - [[email protected]][ios_sdk_v4.23.0]
 - [[email protected]][android_sdk_v4.24.0]