udp: improve socket worker comments

aquatic_udp/src/workers/socket/mod.rs

@@ -104,6 +104,7 @@ impl SocketWorker {
                 }
             }
 
+            // If resend buffer is enabled, send any responses in it
             if let Some(resend_buffer) = opt_resend_buffer.as_mut() {
                 for (response, addr) in resend_buffer.drain(..) {
                     Self::send_response(
@@ -118,6 +119,7 @@ impl SocketWorker {
                 }
             }
 
+            // Send any connect and error responses generated by this socket worker
             for (response, addr) in local_responses.drain(..) {
                 Self::send_response(
                     &self.config,
@@ -130,6 +132,7 @@ impl SocketWorker {
                 );
             }
 
+            // Check channel for any responses generated by swarm workers
             for (response, addr) in self.response_receiver.try_iter() {
                 let opt_response = match response {
                     ConnectedResponse::Scrape(r) => self