message: redis: remove redundant move
  Description: gcc9 reports the used std::move() as redundant
  Risk Level: low
  Testing: n/a
  Release Notes: N/A
  Documentation: N/A
diff: @@ -31,7 +31,7 @@ ClientPtr ClientImpl::create(Upstream::HostConstSharedPtr host, Event::Dispatche
  client->connection_->addReadFilter(Network::ReadFilterSharedPtr{new UpstreamReadFilter(*client)});
  client->connection_->connect();
  client->connection_->noDelay(true);
  - return std::move(client);
  + return client;
  }
  ClientImpl::ClientImpl(Upstream::HostConstSharedPtr host, Event::Dispatcher& dispatcher,
  