Start pointing people at libera

Change-Id: I98d9ebdb190c64eefdaf8f93abdb099c999b97a4
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/266176
Reviewed-by: Simon Williams <simon@instructure.com>
Tested-by: Service Cloud Jenkins <svc.cloudjenkins@instructure.com>
QA-Review: Jacob Burroughs <jburroughs@instructure.com>
Product-Review: Jacob Burroughs <jburroughs@instructure.com>

Author: maths22

script/common/utils/logging.sh

@@ -130,7 +130,7 @@ function display_next_steps {
     Vimeo channel: https://vimeo.com/canvaslms
     API docs:      https://canvas.instructure.com/doc/api/index.html
     Mailing list:  http://groups.google.com/group/canvas-lms-users
-    IRC:           http://webchat.freenode.net/?channels=canvas-lms
+    IRC:           https://web.libera.chat/#canvas-lms
 
     Please do not open a GitHub issue until you have tried asking for help on
     the mailing list or IRC - GitHub issues are for verified bugs only.