sort by other fields too if addresses are equal

Author: antonilol

integration_test/src/main.rs

@@ -1433,11 +1433,11 @@ fn test_get_zmq_notifications(cl: &Client) {
 
     // it doesn't matter in which order Bitcoin Core returns the result,
     // but checking it is easier if it has a known order
-    zmq_info.sort_by_key(|result| result.address);
+    zmq_info.sort_by_key(|result| (result.address, result.notification_type, result.hwm));
 
     assert!(
         zmq_info
-            == vec![
+            == [
                 GetZmqNotificationsResult {
                     notification_type: "pubrawblock".to_owned(),
                     address: "tcp://0.0.0.0:28332".to_owned(),