Rename workflow and update readme

Author: shenxianpeng

.github/workflows/python-build.yml .github/workflows/python-test.yml.github/workflows/python-build.yml renamed to .github/workflows/python-test.yml

@@ -1,7 +1,7 @@
 # This workflow will install Python dependencies, run tests and lint with a single version of Python
 # For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
 
-name: Build and Test
+name: Test
 
 on:
   push:

README.md

@@ -1,6 +1,8 @@
 # clang-tools
 
-[![codecov](https://codecov.io/gh/shenxianpeng/clang-tools-pip/branch/master/graph/badge.svg?token=40G5ZOIRRR)](https://codecov.io/gh/shenxianpeng/clang-tools-pip) [![Python application](https://github.com/shenxianpeng/clang-tools-pip/actions/workflows/python-build.yml/badge.svg)](https://github.com/shenxianpeng/clang-tools-pip/actions/workflows/python-build.yml)
+[![codecov](https://codecov.io/gh/shenxianpeng/clang-tools-pip/branch/master/graph/badge.svg?token=40G5ZOIRRR)](https://codecov.io/gh/shenxianpeng/clang-tools-pip) [![Python application](https://github.com/shenxianpeng/clang-tools-pip/actions/workflows/python-test.yml/badge.svg)](https://github.com/shenxianpeng/clang-tools-pip/actions/workflows/python-test.yml)
+
+Install clang-tools <sub><sup>(clang-format & clang-tidy)</sup></sub> with pip.
 
 ## Install