Add space before email in hello CLI (#255)

Author: jrbourbeau

pkg/cmd/hello/hello.go

@@ -125,7 +125,7 @@ func RunOnboarding(t *terminal.Terminal, user *entity.User, store HelloStore) er
 	s := "Hey " + GetFirstName(user.Name) + " 👋\n"
 
 	s += "\n\nI'm excited you installed NVIDIA Brev. Let's get you started!\n"
-	s += "\nbtw, reach out if you need anything"
+	s += "\nbtw, reach out if you need anything "
 	s += t.Yellow("brev-support@nvidia.com")
 
 	s += "\n\nNVIDIA Brev is a dev tool for creating and sharing GPU accelerated instances"