Update Readme.md

Author: AlexanderEgorov

Readme.md

@@ -114,6 +114,9 @@ Prepare your project as outlined below to enable support for View Models generat
 
 ## Release Notes
 
+### 22.1.0 
+- The View Model Code Generator now supports the updated WinUI MVVM Framework that is available in the **DevExpress.WinUI.Mvvm.v22.1** assembly. If your **WinUI** project uses **DevExpress.Mvvm.v21.2**, replace it with **DevExpress.WinUI.Mvvm.v22.1**.
+
 ### 21.2.2 
 - Our View Model Code Generator now supports the [MVVM Light Toolkit](https://github.com/lbugnion/mvvmlight). 
 - We implemented the following suggestion: [Proposal: additional attributes for generated commands](https://github.com/DevExpress/DevExpress.Mvvm.CodeGenerators/issues/14).