Update README.md

Author: doruirimescu

README.md

@@ -14,7 +14,7 @@ Check the [unit tests](https://github.com/doruirimescu/exception-with-retry/blob
 Making Changes & Contributing
 =============================
 
-This project uses `pre-commit`_, please make sure to install it before making any
+This project uses [pre-commit](http://pre-commit.com/), please make sure to install it before making any
 changes::
 
     pip install pre-commit
@@ -27,7 +27,6 @@ It is a good idea to update the hooks to the latest version::
 
 Don't forget to tell your contributors to also install and use pre-commit.
 
-.. _pre-commit: http://pre-commit.com/
 
 Note
 ====