Merge branch '6182-remove-reference-to-freenode-net-in' into '1.4-dev'

Resolve "remove reference to freenode.net in"

Closes #6182

See merge request fusiondirectory/fd!922

CONTRIBUTING.md

@@ -34,7 +34,7 @@ All projects and everyone participating in it is governed by [FusionDirectory Co
 
 We have an various channel of communications
 
-*  [#fusiondirectory, the irc channel of FusionDirectory on freenode](https://webchat.freenode.net/), channel #fusiondirectory
+*  [#fusiondirectory, the irc channel of FusionDirectory on Libera](https://web.libera.chat/), channel #fusiondirectory
 *  [FusionDirectory Users mailing list](https://lists.fusiondirectory.org/wws/info/users)
 *  [FusionDirectory dev mailing list](https://lists.fusiondirectory.org/wws/info/developpers)
 

README.md

@@ -64,7 +64,7 @@ Be aware that if your naming policy of user cn's differs from the way FusionDire
 
 ### Community support
 
-There are a couple ways you can try [to get help][get help].You can also join the `#fusiondirectory` IRC channel at freenode.net.
+There are a couple ways you can try [to get help][get help].You can also join the `#fusiondirectory` IRC channel at libera.chat.
 
 ### Professional support