Add feedback survey to README.md (#337)

* Update README.md

* Update README.md

Author: elbarnit

README.md

@@ -1,5 +1,7 @@
 # Reliable web app pattern for .NET
 
+> :mega: **Got feedback?** Fill out [this survey](https://aka.ms/eap/rwa/dotnet/survey) to help us shape the future of Enterprise App Patterns and understand whether we're focusing on the business goals and features important to you. [Microsoft Privacy Statement](https://go.microsoft.com/fwlink/?LinkId=521839)
+
 The reference implementation provides a production-grade web application that uses best practices from our guidance and gives developers concrete examples to build their own Reliable Web Application in Azure. It simulates the journey from an on-premises ASP.NET application to a migration to Azure. It shows you what changes to make to maximize the benefits of the cloud in the initial cloud adoption phase. Here's an outline of the contents in this readme:
 
 - [Azure Architecture Center guidance](#azure-architecture-center-guidance)
@@ -475,4 +477,4 @@ The software may collect information about you and your use of the software and
 
 Telemetry collection is on by default.
 
-To opt out, run the following command `azd env set ENABLE_TELEMETRY` to `false` in your environment.
+To opt out, run the following command `azd env set ENABLE_TELEMETRY` to `false` in your environment.