Change IRC to libera.chat

_index.md

@@ -31,8 +31,8 @@ After playing around with card10 a bit, you want to learn how to write your own
 Spare me the details just give me the links to the docs!
 
 ### Community
-  - [IRC](https://en.wikipedia.org/wiki/Internet_Relay_Chat): [`freenode.net#card10badge`](ircs://chat.freenode.net:6697/card10badge)
-  - mirrored to [Matrix](https://en.wikipedia.org/wiki/Matrix_(protocol)) (mirror): [`#freenode_#card10badge:matrix.org`](https://matrix.to/#/#freenode_#card10badge:matrix.org)
+  - [IRC](https://en.wikipedia.org/wiki/Internet_Relay_Chat): [`libera.chat#card10badge`](https://web.libera.chat/#card10badge)
+  - mirrored to [Matrix](https://en.wikipedia.org/wiki/Matrix_(protocol)) (mirror): [`#card10badge:libera.chat`](https://matrix.to/#/#card10badge:libra.chat)
     - If you can please join via IRC directly. Bridging IRC channels to Matrix is unreliable at best.
   - [GitLab: `https://git.card10.badge.events.ccc.de`](https://git.card10.badge.events.ccc.de/explore/groups/)