fix: 商家/骑手支付方式保存移除不存在的 update_time 列（info_user 无该列，保存报 Unknown column）

ruoyi-admin/src/main/java/com/ruoyi/app/pay/MerchantPayMethodController.java

@@ -21,7 +21,6 @@ import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
 import java.util.ArrayList;
-import java.util.Date;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -93,8 +92,7 @@ public class MerchantPayMethodController extends BaseController {
         }
         userMapper.update(null, new UpdateWrapper<InfoUser>()
                 .eq("user_id", ownerUserId)
-                .set("pay_methods", csv)
-                .set("update_time", new Date()));
+                .set("pay_methods", csv));
         return success();
     }
 

ruoyi-admin/src/main/java/com/ruoyi/app/pay/RiderFlashPayMethodController.java

@@ -20,7 +20,6 @@ import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
 import java.util.ArrayList;
-import java.util.Date;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -80,8 +79,7 @@ public class RiderFlashPayMethodController extends BaseController {
         }
         userMapper.update(null, new UpdateWrapper<InfoUser>()
                 .eq("user_id", rider.getUserId())
-                .set("flash_pay_methods", csv)
-                .set("update_time", new Date()));
+                .set("flash_pay_methods", csv));
         return success();
     }