Remove unnecessary config variables

bash/irc

@@ -1,9 +1,7 @@
 #!/usr/bin/env bash
 
 host=irc.libera.chat port=6667
-nick=bashbot ident=bashbot realname=bashbot
-
-exec {sock}<>/dev/tcp/"$host"/"$port"
+exec {sock}<>/dev/tcp/irc.libera.chat/6667
 
 while IFS= read -ru "$sock" line; do
   line=${line%$'\r'}