Restart kubeadm on soft `minikube start`

This should resolve a race condition in which the expected node IP and the ip passed into kubelet are different.

This should fix the embed-certs integration test which has been flaky for a while.

pkg/drivers/kic/kic.go

@@ -294,6 +294,10 @@ func (d *Driver) Restart() error {
 	if err = d.Start(); err != nil {
 		return fmt.Errorf("start during restart %v", err)
 	}
+	cr := command.NewExecRunner() // using exec runner for interacting with docker/podman daemon
+	if _, err := cr.RunCmd(exec.Command("sudo", "systemctl", "restart", "kubelet")); err != nil {
+		return errors.Wrap(err, "restarting kubelet")
+	}
 	return nil
 
 }