Fix typos

Author: jondy

pyarmor/docs/en/user/man.rst

@@ -447,6 +447,7 @@ Generate obfuscated scripts for project
 .. option:: --autofix {0,1,2,3}
 
    This option can fix refactor issues for complex scripts, it support 3 modes
+
    - 1: simple way, but many attributes may not be renamed
    - 2: normal way, most attributes will be renamed, but sometimes need manually update the rules
    - 3: difficult way, it could rename attributes as many as possible (more than mode 2), need manually add most of rules

pyarmor/docs/en/user/tutorials.rst

@@ -47,7 +47,7 @@ First create one project which only include one script `foo.py`::
 
 Then build this project with target :option:`--rft`::
 
-  $ pyarmor build --rst
+  $ pyarmor build --rft
 
 It will generate final script in the default path `dist`, check it::
 

pyarmor/docs/zh/user/tutorials.rst

@@ -47,7 +47,7 @@ Pyarmor 发布在 PyPI 上面，使用下面的命令直接安装::
 
 然后构建工程，指定输出类型为重构型脚本::
 
-  $ pyarmor build --rst
+  $ pyarmor build --rft
 
 默认输出是在 `dist` ，查看输出脚本::
 
@@ -88,7 +88,7 @@ Pyarmor 发布在 PyPI 上面，使用下面的命令直接安装::
 
 然后再次执行重构命令::
 
-  $ pyarmor build --rst
+  $ pyarmor build --rft
 
 运行重构后的脚本::