Add contributor.

Author: zhanggyb

translation.tex

@@ -37,12 +37,13 @@ \section*{翻译团队}
 \item \textbf{\href{mailto:zhanggyb@gmail.com}{Freeman Zhang}}：（正在）翻译其余
   章节、补充缺失内容、校对、整理及排版。
 \item 感谢以下贡献者参与校对：\\
-    \begin{tabular}{l l l l l l}
+    \begin{tabular}{l l l l l l l}
       \bfseries\href{https://github.com/haria}{haria} 
       & \bfseries\href{https://github.com/yaoqingyuan}{yaoqingyuan}
       & \bfseries\href{https://github.com/lzjqsdd}{lzjqsdd}
       & \bfseries\href{https://github.com/allenwoods}{allenwoods}
       & \bfseries\href{https://github.com/yangbenfa}{yangbenfa}
-      & \bfseries\href{https://github.com/timqian}{timqian} \\
+      & \bfseries\href{https://github.com/timqian}{timqian}
+      & \bfseries\href{https://github.com/jiefangxuanyan}{jiefangxuanyan} \\
     \end{tabular}
 \end{itemize}