Interleaving first get on proxy

src/common/etcd/impl/hostports_observer.h

@@ -126,7 +126,6 @@ class hostports_observer : public subscriber_observer {
     service_factory<service_interface> m_service_factory;
     std::vector<std::reference_wrapper<service_observer<service_interface>>>
         m_observers;
-    // TODO: Modify this to vector and get num_storages on the constructor
     std::map<std::size_t, std::shared_ptr<service_interface>> m_clients;
     std::atomic<std::size_t> m_client_count{0};
 };