调整数据内容，显示相关

db/stats_db.py

@@ -308,6 +308,8 @@ class StatsDBOperator(BaseDBOperator):
         sql = """
         SELECT group_id, 
                SUM(total_calls) as total_calls,
+               SUM(success_calls) as success_calls,
+               SUM(failed_calls) as failed_calls,
                COUNT(DISTINCT plugin_name) as used_plugins,
                MAX(unique_users) as max_unique_users
         FROM t_group_stats