Update reference-application.md (#23360)

Updated the links for reflect that its pointing to the GitHub repos

Author: shchauh

docs/architecture/dapr-for-net-developers/reference-application.md

@@ -114,9 +114,9 @@ In this chapter, you're introduced to the eShopOnDapr reference application. It'
 
 ### References
 
-- [eShopOnDapr](https://github.com/dotnet-architecture/eShopOnDapr)
+- [eShopOnDapr on GitHub](https://github.com/dotnet-architecture/eShopOnDapr)
 
-- [eShopOnContainers](https://github.com/dotnet-architecture/eShopOnContainers)
+- [eShopOnContainers on GitHub](https://github.com/dotnet-architecture/eShopOnContainers)
 
 - [.NET Microservices for Containerized .NET Applications](https://dotnet.microsoft.com/download/e-book/microservices-architecture/pdf)