chore[docs]: add Twitter badge to README (#4708)

Author: Olexandr88

README.md

@@ -4,6 +4,7 @@
 [![Documentation Status](https://readthedocs.org/projects/vyper/badge/?version=latest)](http://docs.vyperlang.org/en/latest/?badge=latest "ReadTheDocs")
 [![Discord](https://img.shields.io/discord/969926564286459934.svg?label=%23vyper)](https://discord.gg/6tw7PTM7C2)
 [![Telegram](https://img.shields.io/badge/Vyperholics🐍-Telegram-blue)](https://t.me/vyperlang)
+[![Twitter](https://img.shields.io/twitter/follow/vyperlang)](https://x.com/vyperlang)
 
 [![PyPI](https://badge.fury.io/py/vyper.svg)](https://pypi.org/project/vyper "PyPI")
 [![Docker](https://img.shields.io/docker/cloud/build/vyperlang/vyper)](https://hub.docker.com/r/vyperlang/vyper "DockerHub")