fix wrong average score

src/leaderboard/read_evals.py

@@ -144,10 +144,11 @@ class EvalResult:
                 if metric_name_mapped.strip() == '':
                     continue
                 data_dict[dataset_name_mapped + f'({metric_name_mapped})'] = _parse_value_for_metric(value[key2], key2)
-        # TODO add Average ⬆️
         
         avg = []
         for key, value in data_dict.items():
+            if key == 'params':
+                continue
             if isinstance(value, float):
                 avg.append(data_dict[key])
         data_dict['Average ⬆️'] = float("{:.2f}".format(sum(avg) / len(avg)))