FYI Do not use Xamarin.GooglePlayServices.Auth version 119.2.0.1

[NGumby]

Google Sign in was not working anymore on Android, turns out there is a regression in Xamarin.GooglePlayServices.Auth

https://developercommunity.visualstudio.com/t/visual-studio-android-googleplayservices-linking-e/1559747

The solution for now is to use Xamarin.GooglePlayServices.Auth version 119.0.0