fix: python syntax error

Author: zgqgit

src/backend/bisheng/database/models/mark_record.py

@@ -85,7 +85,7 @@ def get_list_by_taskid(cls, task_id: int):
     def get_count(cls, task_id: int):
         with get_sync_db_session() as session:
             sql = text(
-                "select create_user,count(*) as user_count,create_id from markrecord where task_id=:task_id group by create_id,create_user"")
+                "select create_user,count(*) as user_count,create_id from markrecord where task_id=:task_id group by create_id,create_user")
             query = session.execute(sql, {"task_id": task_id}).fetchall()
             return query