fix: add discord link

README.md

@@ -4,7 +4,6 @@
   <span>
     <img alt="CircleCI branch" src="https://img.shields.io/circleci/project/github/open-rpc/meta-schema/master.svg">
     <img alt="Dependabot status" src="https://api.dependabot.com/badges/status?host=github&repo=open-rpc/meta-schema" />
-    <img alt="Chat on Discord" src="https://img.shields.io/badge/chat-on%20discord-7289da.svg" />
     <img alt="npm" src="https://img.shields.io/npm/dt/@open-rpc/meta-schema.svg" />
     <img alt="GitHub release" src="https://img.shields.io/github/release/open-rpc/meta-schema.svg" />
     <img alt="GitHub commits since latest release" src="https://img.shields.io/github/commits-since/open-rpc/meta-schema/latest.svg" />
@@ -20,6 +19,7 @@ This repo also contains the code which takes the schema, and generates typings f
 - Go
 - Python
 
+Need help or have a question? Join us on [Discord](https://discord.gg/gREUKuF)!
 
 ## License