remove license header

Author: moonService

src/test/java/org/apache/ibatis/submitted/annotion_many_one_add_columnprefix/RoleDao.xml

@@ -1,7 +1,4 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!--
-  ~ Copyright (c) 2020 itheima.com All Rights Reserved.FileName: RoleDao.xml@author: lvyang@date: 20-2-6 上午8:38
-  -->
 <!DOCTYPE mapper
         PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         "http://mybatis.org/dtd/mybatis-3-mapper.dtd">

src/test/java/org/apache/ibatis/submitted/annotion_many_one_add_columnprefix/SqlMapConfig.xml

@@ -1,7 +1,4 @@
 <?xml version="1.0" encoding="UTF-8" ?>
-<!--
-  ~ Copyright (c) 2020 itheima.com All Rights Reserved.FileName: SqlMapConfig.xml@author: lvyang@date: 20-2-6 上午8:37
-  -->
 <!DOCTYPE configuration
         PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
         "http://mybatis.org/dtd/mybatis-3-config.dtd">