[doc] Update Tutorial.md

docs/Tutorial.md

@@ -43,7 +43,7 @@ Language: [English](./Tutorial.md) | [中文](./Tutorial-cn.md)
   Library not loaded: '/usr/local/opt/inih/lib/libinih.0.dylib'
   ```
   - This is because libinih.0.dylib is missing. You need to execute `brew install inih` .
-1
+
 - When using pyexiv2 on Windows, you may encounter the following exception:
   ```py
   >>> import pyexiv2