zh_CN: changelog translation

chapter01/changelog.xml

@@ -47,8 +47,8 @@
       <para>2019-08-04</para>
       <itemizedlist>
         <listitem>
-          <para>[bdubbs] - Fix a problem introduced by linux-5.2 by
-          adding an include file to a glibc header.</para>
+          <para>[bdubbs] - 向一个 glibc 头文件添加包含文件预处理指令，
+          修复 Linux-5.2 引入的一个问题。</para>
         </listitem>
       </itemizedlist>
     </listitem>