优化ipu-assembly-parent注释@20210326：打成tar或者zip包的目录提升一层级。

ipu-rest-scaffold/src/main/assembly-package.xml

@@ -15,11 +15,12 @@
                <include>NOTICE*</include>
            </includes>
        </fileSet>
        <!-- /${project.build.finalName}/conf => /conf -->
        
        <!-- 把项目的配置文件，打包进zip包的conf目录 -->
        <fileSet>
            <directory>${project.build.directory}/conf</directory>
            <outputDirectory>/${project.build.finalName}/conf</outputDirectory>
            <outputDirectory>/conf</outputDirectory>
            <directoryMode>0755</directoryMode>
            <fileMode>0644</fileMode>
        </fileSet>
@@ -27,7 +28,7 @@
        <!-- 把项目依赖的jar包，打包进zip包的lib目录 -->
        <fileSet>
            <directory>${project.build.directory}/lib</directory>
            <outputDirectory>/${project.build.finalName}/lib</outputDirectory>
            <outputDirectory>/lib</outputDirectory>
            <directoryMode>0755</directoryMode>
            <fileMode>0644</fileMode>
        </fileSet>
@@ -35,7 +36,7 @@
        <!-- 把项目编译的jar包，打包进zip包的根目录 -->
        <fileSet>
            <directory>${project.build.directory}</directory>
            <outputDirectory>/${project.build.finalName}</outputDirectory>
            <outputDirectory>/</outputDirectory>
            <includes>
                <include>${project.build.finalName}.jar</include>
            </includes>