fix: fund_freeze 从 business_models 导入 User，修复提现驳回 500

Co-authored-by: Cursor <cursoragent@cursor.com>

jituan/services/fund_freeze.py

@@ -301,7 +301,8 @@ def credit_role_balance(
 
 
 def _load_profile(role: str, user_id: str):
-    from users.models import User, UserDashou, UserGuanshi, UserZuzhang, UserShenheguan
+    from users.business_models import User
+    from users.models import UserDashou, UserGuanshi, UserZuzhang, UserShenheguan
     user = User.query.filter(UserUID=user_id).first()
     if not user:
         return None
@@ -580,7 +581,7 @@ def apply_unfreeze_step(
         if not model:
             return {'ok': False, 'msg': f'未知角色 {ledger.role}'}
 
-        from users.models import User
+        from users.business_models import User
         user = User.query.filter(UserUID=ledger.user_id).first()
         if not user:
             return {'ok': False, 'msg': '用户不存在'}