Update README.md

Author: chenxinye

README.md

@@ -1,4 +1,4 @@
-# pychop: efficient low precision quantization library
+# Pychop: efficient low precision quantization library
 
 [![Codecov](https://github.com/inEXASCALE/pychop/actions/workflows/codecov.yml/badge.svg)](https://github.com/inEXASCALE/pychop/actions/workflows/codecov.yml)
 [![!pypi](https://img.shields.io/pypi/v/pychop?color=greem)](https://pypi.org/project/pychop/)
@@ -327,3 +327,4 @@ If you use ``pychop`` in your research or simulations, cite:
 
 
 
+