README- add logo to discord badge

README.md

@@ -1,7 +1,7 @@
 # Dacite
 ![loc](https://sloc.xyz/github/nektro/dacite)
 [![license](https://img.shields.io/github/license/nektro/dacite.svg)](https://github.com/nektro/dacite/blob/master/LICENSE)
-[![discord](https://img.shields.io/discord/551971034593755159.svg)](https://discord.gg/P6Y4zQC)
+[![discord](https://img.shields.io/discord/551971034593755159.svg?logo=discord)](https://discord.gg/P6Y4zQC)
 [![circleci](https://circleci.com/gh/nektro/dacite.svg?style=svg)](https://circleci.com/gh/nektro/dacite)
 [![release](https://img.shields.io/github/v/release/nektro/dacite)](https://github.com/nektro/dacite/releases/latest)
 [![goreportcard](https://goreportcard.com/badge/github.com/nektro/dacite)](https://goreportcard.com/report/github.com/nektro/dacite)