.NET client support for Framework 4.8

Some still build and run their applications on .net Framework 4.8 on supported windows servers.

The .Net client should be supported and released for .Net Framework 4.8

https://learn.microsoft.com/en-us/lifecycle/faq/dotnet-framework#will-i-need-to-recompile-rebuild-my-applications-to-use--net-framework-4-6-2-and-later-versions-
NET Framework 4.8: Support for .NET 4.8 follows the Lifecycle Policy of the parent OS. It is supported as a Windows component on the latest required update for the operating systems below.