message: Remove confusing comment about "old interface" from `SmallNetwork::peers`
diff: @@ -699,7 +699,6 @@ where
  }
  }
  - // Keeping the old interface intact, we simply override earlier with later addresses.
  for (node_id, sym) in &self.connection_symmetries {
  if let Some(addrs) = sym.incoming_addrs() {
  for addr in addrs {
  