Update Discord badge in README.md.

Author: alexrp

README.md

@@ -19,7 +19,7 @@
 [![Commits](https://img.shields.io/github/commit-activity/m/vezel-dev/ton/master?label=commits&color=slateblue)](https://github.com/vezel-dev/ton/commits/master)
 [![Build](https://img.shields.io/github/actions/workflow/status/vezel-dev/ton/build.yml?branch=master)](https://github.com/vezel-dev/ton/actions/workflows/build.yml)
 [![Discussions](https://img.shields.io/github/discussions/vezel-dev/ton?color=teal)](https://github.com/vezel-dev/ton/discussions)
-[![Discord](https://img.shields.io/discord/960716713136095232?color=peru&label=discord)](https://discord.gg/uD8maMVVFX)
+[![Discord](https://img.shields.io/badge/discord-chat-7289da?logo=discord)](https://discord.gg/wtzCfaX2Nj)
 
 </div>