SiLA2 Grpc Dotnet

SiLA2 Grpc Dotnet

SiLA2 .NET 5 implementation (focusing .NET 6 LTS-Version in Nov 2021) with recommended https://github.com/grpc/grpc-dotnet library instead of using https://github.com/grpc/grpc/tree/master/src/csharp which will be deprecated in Mai 2022.