docs: Remove Slack

.github/ISSUE_TEMPLATE/config.yml

@@ -9,6 +9,6 @@ contact_links:
     url: https://docs.cheqd.io
     about: Technical Documentation for cheqd projects
 
-  - name: Community Slack
-    url: http://cheqd.link/join-cheqd-slack
-    about: Community Slack for Q&A and discussions
+  - name: Discord
+    url: http://cheqd.link/discord-github
+    about: Community Discord for Q&A and discussions

SECURITY.md

@@ -9,4 +9,4 @@ We take all security bugs seriously. If confirmed upon investigation, we will pa
 There are two ways to report a security bug:
 
 * Email us at [security-github@cheqd.io](mailto:security-github@cheqd.io)
-* Join [our cheqd Community Slack](http://cheqd.link/join-cheqd-slack) and post a message on the #security channel
+* Join our [**Discord server**](http://cheqd.link/discord-github) and post a message on the #security channel

profile/README.md

@@ -4,4 +4,4 @@
 
 ## 🙋 Find us elsewhere
 
-[![Telegram](https://img.shields.io/badge/Telegram-2CA5E0?style=for-the-badge&logo=telegram&logoColor=white)](https://t.me/cheqd) [![Discord](https://img.shields.io/badge/Discord-7289DA?style=for-the-badge&logo=discord&logoColor=white)](http://cheqd.link/discord-github) [![Twitter](https://img.shields.io/badge/Twitter-1DA1F2?style=for-the-badge&logo=twitter&logoColor=white)](https://twitter.com/intent/follow?screen_name=cheqd_io) [![LinkedIn](https://img.shields.io/badge/LinkedIn-0077B5?style=for-the-badge&logo=linkedin&logoColor=white)](http://cheqd.link/linkedin) [![Slack](https://img.shields.io/badge/Slack-4A154B?style=for-the-badge&logo=slack&logoColor=white)](http://cheqd.link/join-cheqd-slack) [![Medium](https://img.shields.io/badge/Medium-12100E?style=for-the-badge&logo=medium&logoColor=white)](https://blog.cheqd.io) [![YouTube](https://img.shields.io/badge/YouTube-FF0000?style=for-the-badge&logo=youtube&logoColor=white)](https://www.youtube.com/channel/UCBUGvvH6t3BAYo5u41hJPzw/)
+[![Telegram](https://img.shields.io/badge/Telegram-2CA5E0?style=for-the-badge&logo=telegram&logoColor=white)](https://t.me/cheqd) [![Discord](https://img.shields.io/badge/Discord-7289DA?style=for-the-badge&logo=discord&logoColor=white)](http://cheqd.link/discord-github) [![Twitter](https://img.shields.io/badge/Twitter-1DA1F2?style=for-the-badge&logo=twitter&logoColor=white)](https://twitter.com/intent/follow?screen_name=cheqd_io) [![LinkedIn](https://img.shields.io/badge/LinkedIn-0077B5?style=for-the-badge&logo=linkedin&logoColor=white)](http://cheqd.link/linkedin) [![Medium](https://img.shields.io/badge/Medium-12100E?style=for-the-badge&logo=medium&logoColor=white)](https://blog.cheqd.io) [![YouTube](https://img.shields.io/badge/YouTube-FF0000?style=for-the-badge&logo=youtube&logoColor=white)](https://www.youtube.com/channel/UCBUGvvH6t3BAYo5u41hJPzw/)