修复@ParentId的说明

ruoyi-generator/src/main/resources/vm/sql/sql.vm

@@ -3,7 +3,12 @@ insert into sys_menu (menu_name, parent_id, order_num, path, component, is_frame
 values('${functionName}', '${parentMenuId}', '1', '${businessName}', '${moduleName}/${businessName}/index', 1, 0, 'C', '0', '0', '${permissionPrefix}:list', '#', 'admin', current_timestamp, '', null, '${functionName}菜单');
 
 -- 按钮父菜单ID
-SELECT @parentId := LAST_INSERT_ID();
+--SELECT @parentId := LAST_INSERT_ID();
+select max(menu_id) from sys_menu;
+
+/*
+   全局替换 @parentId 为 上面语句查询出来的 max(menu_id)
+*/
 
 -- 按钮 SQL
 insert into sys_menu (menu_name, parent_id, order_num, path, component, is_frame, is_cache, menu_type, visible, status, perms, icon, create_by, create_time, update_by, update_time, remark)