update readme

Author: davidye007

README.md

@@ -1,5 +1,6 @@
 ![PyPI](https://img.shields.io/pypi/v/pyshred)
 ![Python](https://img.shields.io/pypi/pyversions/pyshred)
+
 ![License](https://img.shields.io/github/license/pyshred-dev/pyshred)
 ![CI](https://github.com/pyshred-dev/pyshred/actions/workflows/sphinx.yml/badge.svg)