Use unhealthy error code if no driver is picked and any driver is installed but unhealthy.
Use unhealthy error code if no driver is picked and any driver is installed but unhealthy.

kubernetes/minikube,kubernetes/minikube,kubernetes/minikube,warmchang/minikube,kubernetes/minikube,warmchang/minikube,warmchang/minikube,kubernetes/minikube,kubernetes/minikube,warmchang/minikube,kubernetes/minikube,warmchang/minikube,warmchang/minikube,warmchang/minikube