Fix readme badges

Author: ehmicky

README.md

@@ -2,8 +2,8 @@
 
 [![Codecov](https://img.shields.io/codecov/c/github/ehmicky/log-process-errors.svg?label=tested&logo=codecov)](https://codecov.io/gh/ehmicky/log-process-errors)
 [![Node](https://img.shields.io/node/v/log-process-errors.svg?logo=node.js)](https://www.npmjs.com/package/log-process-errors)
-[![Twitter](https://img.shields.io/badge/%E2%80%8B-twitter-4cc61e.svg?logo=twitter)](https://twitter.com/intent/follow?screen_name=ehmicky)
-[![Medium](https://img.shields.io/badge/%E2%80%8B-medium-4cc61e.svg?logo=medium)](https://medium.com/@ehmicky)
+[![Twitter](https://img.shields.io/badge/%E2%80%8B-twitter-brightgreen.svg?logo=twitter)](https://twitter.com/intent/follow?screen_name=ehmicky)
+[![Medium](https://img.shields.io/badge/%E2%80%8B-medium-brightgreen.svg?logo=medium)](https://medium.com/@ehmicky)
 
 [📰 Medium article.](https://medium.com/@ehmicky/node-js-process-errors-are-broken-193980f0a77b)