Fix session ended hint for kubectl run

pkg/kubectl/cmd/run.go

@@ -343,6 +343,7 @@ func handleAttachPod(f *cmdutil.Factory, c *client.Client, pod *api.Pod, opts *A
 	opts.Client = c
 	opts.PodName = pod.Name
 	opts.Namespace = pod.Namespace
+	opts.CommandName = "kubectl attach"
 	if err := opts.Run(); err != nil {
 		fmt.Fprintf(opts.Out, "Error attaching, falling back to logs: %v\n", err)
 		req, err := f.LogsForObject(pod, &api.PodLogOptions{Container: opts.GetContainerName(pod)})