client: remove done TODO
This TODO was tracking retrying on failed topic metadata fetches, but
that retry is handled higher up the stack now (albeit not great right
now).
@@ -167,7 +167,7 @@ func (c *Client) fetchTopicMetadata(parts *partitions, topic string) {
)
if parts.loadErr != nil {
- return // TODO error in read/write, retry
+ return
}
// Update the controller ID and brokers now since they are always
