Update FAQ.md

修复doc

doc/FAQ.md

@@ -222,9 +222,7 @@ InvalidArgumentError: Device id must be less than GPU count, but received id is:
 
 #### Q: python编译的GCC版本与serving的版本不匹配
 
-**A:**:1)使用[GPU docker](https://github.com/PaddlePaddle/Serving/blob/develop/doc/RUN_IN_DOCKER.md#gpunvidia-docker)解决环境问题
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-       2)修改anaconda的虚拟环境下安装的python的gcc版本[参考](https://www.jianshu.com/p/c498b3d86f77) 
+**A:**:1)使用[GPU docker](https://github.com/PaddlePaddle/Serving/blob/develop/doc/RUN_IN_DOCKER.md#gpunvidia-docker)解决环境问题；2)修改anaconda的虚拟环境下安装的python的gcc版本[改变python的GCC编译环境](https://www.jianshu.com/p/c498b3d86f77) 
 
 #### Q: paddle-serving是否支持本地离线安装