Mode Tree Feature Update

satrs-example/src/acs/mgm.rs

@@ -288,10 +288,12 @@ impl<
                                 result.err().unwrap()
                             );
                         }
+                    } else {
+                        break;
                     }
                 }
                 Err(e) => match e {
-                    satrs::queue::GenericReceiveError::Empty => (),
+                    satrs::queue::GenericReceiveError::Empty => break,
                     satrs::queue::GenericReceiveError::TxDisconnected(e) => {
                         log::warn!("{}: failed to receive mode request: {:?}", self.dev_str, e);
                     }