Add the WebAssembly framework moniker to the [NuGet client library](https://github.com/NuGet/NuGet.Client/blob/6e6f469828435d0a3c88aa153808ba380c6d0d71/src/NuGet.Core/NuGet.Frameworks/FrameworkConstants.cs#L36) so that NuGet will be able to handle packages that target this framework.