Update PmsProductCategoryService.java

mall-admin/src/main/java/com/macro/mall/service/PmsProductCategoryService.java

@@ -3,8 +3,6 @@ package com.macro.mall.service;
 import com.macro.mall.dto.PmsProductCategoryParam;
 import com.macro.mall.dto.PmsProductCategoryWithChildrenItem;
 import com.macro.mall.model.PmsProductCategory;
-import org.springframework.transaction.annotation.Isolation;
-import org.springframework.transaction.annotation.Propagation;
 import org.springframework.transaction.annotation.Transactional;
 
 import java.util.List;