chore(readme): removed extra shields

README.md

@@ -1,7 +1,6 @@
 ![pypi](https://img.shields.io/pypi/v/cfgsaver.svg)
 ![python](https://img.shields.io/pypi/pyversions/cfgsaver.svg)
 ![license](https://img.shields.io/github/license/prahladyeri/cfgsaver.svg)
-![last-commit](https://img.shields.io/github/last-commit/prahladyeri/cfgsaver.svg)
 ![docs](https://readthedocs.org/projects/cfgsaver/badge/?version=latest)
 [![donate](https://img.shields.io/badge/-Donate-blue.svg?logo=paypal)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=JM8FUXNFUK6EU)
 [![follow](https://img.shields.io/twitter/follow/prahladyeri.svg?style=social)](https://twitter.com/prahladyeri)