Move official channel from Freenode to Libera.Chat

Author: progval

README.md

@@ -42,8 +42,8 @@ read it.
 
 ### In English
 
-If you have any trouble, feel free to swing by [#limnoria](ircs://chat.freenode.net:6697/#limnoria) on
-[freenode](https://freenode.net/) and ask questions.  We'll be happy to help
+If you have any trouble, feel free to swing by [#limnoria](ircs://irc.libera.chat:6697/#limnoria) on
+[Libera.Chat](https://libera.chat/) and ask questions.  We'll be happy to help
 wherever we can.  And by all means, if you find anything hard to
 understand or think you know of a better way to do something,
 *please* post it on the [issue tracker] so we can improve the bot!
@@ -52,5 +52,5 @@ understand or think you know of a better way to do something,
 
 ### In Other languages
 
-Only in French at the moment, located at [#supybot-fr on freenode](ircs://chat.freenode.net:6697/#supybot-fr).
+Only in French at the moment, located at [#limnoria-fr on Libera.Chat](ircs://irc.libera.chat:6697/#libera-fr).
 

scripts/supybot-wizard

@@ -407,8 +407,9 @@ def main():
     while not network:
         output("""First, we need to know the name of the network you'd like to
         connect to.  Not the server host, mind you, but the name of the
-        network.  If you plan to connect to chat.freenode.net, for instance,
-        you should answer this question with 'freenode' (without the quotes).
+        network.  If you plan to connect to irc.libera.chat, for instance,
+        you should answer this question with 'libera' or 'liberachat'
+        (without the quotes).
         """)
         network = something('What IRC network will you be connecting to?')
         if '.' in network: