Fixed creation of `match_task_result_details`

server.py

@@ -310,7 +310,7 @@ class LeaderboardServer:
                         match_task_result_details = copy.deepcopy(self.tournament_results[submission_id][competitor_id][task])
                         match_task_result_details["significant"] = str(match_task_result_details["significant"]).lower()  # originaly bool
                         match_task_result_significant = match_task_result_details["significant"]
-                        match_task_result_details = "\n".join(f"{k}: {v}" for k, v in match_task_result_details)
+                        match_task_result_details = "\n".join(f"{k}: {v}" for k, v in match_task_result_details.items())
                         match_results[task] = f'<abbr title={xmlQuoteAttr(match_task_result_details)}>{match_task_result_significant}</abbr>'
                 
                 model_link = data["metadata"]["link_to_model"]