added Asp.net

Added Asp.net core to the list

readme.md

@@ -446,6 +446,8 @@
 - [CDK](https://github.com/kolomied/awesome-cdk#readme) - Open-source software development framework for defining cloud infrastructure in code.
 - [IAM](https://github.com/kdeldycke/awesome-iam#readme) - User accounts, authentication and authorization.
 - [Slim](https://github.com/nekofar/awesome-slim#readme) - PHP framework.
+- [ASP.NET](https://github.com/dotnet/aspnetcore#readme) - C# Fullstack web app framework.
+	- [Documentation](https://learn.microsoft.com/en-us/aspnet/core/?WT.mc_id=dotnet-35129-website&view=aspnetcore-7.0) - Docs
 - [Fiber](https://github.com/gofiber/awesome-fiber#readme) - Web framework built on top of Fasthttp, the fastest HTTP engine for Go.
 
 ## Computer Science