docs: remove unused codechecks, add changesets badge

Author: JounQin

README.md

@@ -14,7 +14,7 @@
 [![Renovate enabled](https://img.shields.io/badge/renovate-enabled-brightgreen.svg)](https://renovatebot.com)
 [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com)
 [![Code Style: Prettier](https://img.shields.io/badge/code_style-prettier-ff69b4.svg)](https://github.com/prettier/prettier)
-[![codechecks.io](https://raw.githubusercontent.com/codechecks/docs/master/images/badges/badge-default.svg?sanitize=true)](https://codechecks.io)
+[![changesets](https://img.shields.io/badge/maintained%20with-changesets-176de3.svg)](https://github.com/atlassian/changesets)
 
 Yet another Babel preset for TypeScript, only transforms proposals which TypeScript does not support now.