doc: update lab.louiz.org links

tests/end_to_end/scenarios/simple_kick.py

@@ -2,7 +2,7 @@ from scenarios import *
 
 scenario = (
     scenarios.channel_join_with_two_users.scenario,
-    # demonstrate bug https://lab.louiz.org/louiz/biboumi/issues/3291
+    # demonstrate bug https://codeberg.org/poezio/biboumi/issues/3291
     # First user joins an other channel
     send_stanza("<presence from='{jid_one}/{resource_one}' to='#bar%{irc_server_one}/{nick_one}' ><x xmlns='http://jabber.org/protocol/muc'/></presence>"),
     expect_stanza("/presence/muc_user:x/muc_user:status[@code='110']"),