Update index.md

Author: whg517

docs/index.md

@@ -7,7 +7,7 @@
 
 一个使用 [Cookiecutter](https://github.com/cookiecutter/cookiecutter) 工具生成 Python 工程化项目的模板。
 
-- 文档: [https://pyloong.github.io/cookiecutter-pythonic-project/](https://pyloong.github.io/cookiecutter-pythonic-project/)
+- 文档: [https://pyloong.github.io/cookiecutter-pythonic-project/](https://pyloong.github.io/cookiecutter-pythonic-project)
 - GitHub: [https://github.com/pyloong/cookiecutter-pythonic-project](https://github.com/pyloong/cookiecutter-pythonic-project)
 
 ## 特性