Update README.md

Author: Olexandr88

README.md

@@ -9,7 +9,7 @@
 [![CircleCI](https://img.shields.io/circleci/build/github/ethereum/remix-project?logo=circleci)](https://circleci.com/gh/ethereum/remix-project)
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+[![GitHub contributors](https://img.shields.io/github/contributors/ethereum/remix-project?style=flat&logo=github)](https://github.com/ethereum/remix-project/graphs/contributors)
 [![Awesome Remix](https://img.shields.io/badge/Awesome--Remix-resources-green?logo=awesomelists)](https://github.com/ethereum/awesome-remix)
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