Work CI-CD

- Update build badge.
- Remove preview mention.

***NO_CI***

Author: josesimoes

README.md

@@ -10,8 +10,7 @@
 
 | Component | Build Status | NuGet Package |
 |:-|---|---|
-| nanoFramework.WebServer | [![Build Status](https://dev.azure.com/nanoframework/nanoFramework.WebServer/_apis/build/status/nanoframework.lib-nanoFramework.WebServer?branchName=main)](https://dev.azure.com/nanoframework/nanoFramework.WebServer/_build/latest?definitionId=65&branchName=main) | [![NuGet](https://img.shields.io/nuget/v/nanoFramework.WebServer.svg?label=NuGet&style=flat&logo=nuget)](https://www.nuget.org/packages/nanoFramework.WebServer/) |
-| nanoFramework.WebServer (preview) | [![Build Status](https://dev.azure.com/nanoframework/nanoFramework.WebServer/_apis/build/status/nanoFramework.WebServer?repoName=nanoframework%2FnanoFramework.WebServer&branchName=develop)](https://dev.azure.com/nanoframework/nanoFramework.WebServer/_build/latest?definitionId=65&repoName=nanoframework%2FnanoFramework.WebServer&branchName=develop) | [![NuGet](https://img.shields.io/nuget/vpre/nanoFramework.WebServer.svg?label=NuGet&style=flat&logo=nuget)](https://www.nuget.org/packages/nanoFramework.WebServer/) |
+| nanoFramework.WebServer | [![Build Status](https://dev.azure.com/nanoframework/nanoFramework.WebServer/_apis/build/status/nanoFramework.WebServer?repoName=nanoframework%2FnanoFramework.WebServer&branchName=main)](https://dev.azure.com/nanoframework/nanoFramework.WebServer/_build/latest?definitionId=65&repoName=nanoframework%2FnanoFramework.WebServer&branchName=main) | [![NuGet](https://img.shields.io/nuget/v/nanoFramework.WebServer.svg?label=NuGet&style=flat&logo=nuget)](https://www.nuget.org/packages/nanoFramework.WebServer/) |
 
 ## .NET nanoFramework WebServer