refactor: 目录结构优化

src/main/resources/mapper/SysRoleMapper.xml

@@ -2,7 +2,7 @@
 <!DOCTYPE mapper
         PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
-<mapper namespace="com.youlai.system.mapper.SysRoleMapper">
+<mapper namespace="com.youlai.boot.module.system.mapper.SysRoleMapper">
 
     <!-- 获取最大范围的数据权限 -->
     <select id="getMaximumDataScope" resultType="java.lang.Integer">