message: Add link for .NET Foundation
  Added the link for .NET Foundation in README.md (Section: Contribution License Agreement)
diff: @@ -118,7 +118,7 @@ For more information see the [.NET Foundation Code of Conduct](http://www.dotnet
  ## Contribution License Agreement
  -By signing the [CLA](https://cla.dotnetfoundation.org/OmniSharp/omnisharp-roslyn), the community is free to use your contribution to .NET Foundation projects.
  +By signing the [CLA](https://cla.dotnetfoundation.org/OmniSharp/omnisharp-roslyn), the community is free to use your contribution to [.NET Foundation](http://www.dotnetfoundation.org) projects.
  ## .NET Foundation
  