fix: The UTF8 issue is solved !!

Author: gcarreno

src/bot/irclogbot.bot.pas

@@ -117,6 +117,7 @@ procedure TIRCLogBot.OnJoin(ASender: TIdContext; const ANickname, AHost,
     if FConfig.UseUTF8 then
     begin
       debug('Using UTF8');
+      FIRC.IOHandler.DefAnsiEncoding:= IndyTextEncoding_UTF8;
       FIRC.IOHandler.DefStringEncoding:= IndyTextEncoding_UTF8;
     end;