Add https://www.reddit.com/r/Ultralytics/ badge (#54)

Co-authored-by: UltralyticsAssistant <web@ultralytics.com>

README.md

@@ -5,7 +5,7 @@
 
 Welcome to the Ultralytics `.github` repository! This repository is your go-to location for shared resources, community guidelines, and templates that ease collaboration both within the Ultralytics team and with the open source community at large.
 
-[![Ultralytics Actions](https://github.com/ultralytics/.github/actions/workflows/format.yml/badge.svg)](https://github.com/ultralytics/.github/actions/workflows/format.yml) <a href="https://ultralytics.com/discord"><img alt="Discord" src="https://img.shields.io/discord/1089800235347353640?logo=discord&logoColor=white&label=Discord&color=blue"></a> <a href="https://community.ultralytics.com"><img alt="Ultralytics Forums" src="https://img.shields.io/discourse/users?server=https%3A%2F%2Fcommunity.ultralytics.com&logo=discourse&label=Forums&color=blue"></a>
+[![Ultralytics Actions](https://github.com/ultralytics/.github/actions/workflows/format.yml/badge.svg)](https://github.com/ultralytics/.github/actions/workflows/format.yml) <a href="https://ultralytics.com/discord"><img alt="Discord" src="https://img.shields.io/discord/1089800235347353640?logo=discord&logoColor=white&label=Discord&color=blue"></a> <a href="https://community.ultralytics.com"><img alt="Ultralytics Forums" src="https://img.shields.io/discourse/users?server=https%3A%2F%2Fcommunity.ultralytics.com&logo=discourse&label=Forums&color=blue"></a> <a href="https://reddit.com/r/ultralytics"><img alt="Ultralytics Reddit" src="https://img.shields.io/reddit/subreddit-subscribers/ultralytics?style=flat&logo=reddit&logoColor=white&label=Reddit&color=blue"></a>
 
 ## 🎯 Purpose of this Repository