chore: update config versions

Author: jivanova

_config.yml

@@ -550,8 +550,8 @@ baseurl: /blazor-ui
 enable_blazorRepl: true
 
 ## Latest UI for Blazor version. Used in some articles
-uiForBlazorLatestVersion: "2.28.0"
-supportedFrameworkVersion: ".NET Core 3.1.11 and .NET 5"
+uiForBlazorLatestVersion: "2.29.0"
+supportedFrameworkVersion: ".NET Core 3.1.11, .NET 5 and NET6"
 
 ## The Kendo UI version used
 cdnVersion: "2019.1.115"