Update README.md

FIxed broken urls for Convos

README.md

@@ -374,7 +374,7 @@ _Mailing lists servers and mass mailing software - one message to many recipient
 
 _[IRC](https://en.wikipedia.org/wiki/Internet_Relay_Chat) communication software_
 
-- [Convos](http://convos.by/) - Always online web IRC client. ([Demo](http://demo.convos.by), [Source Code](http://github.com/nordaaker/convos)) `Artistic-2.0` `Perl`
+- [Convos](https://convos.chat/) - Always online web IRC client. ([Demo](https://convos.chat/#instant-demo), [Source Code](http://github.com/nordaaker/convos)) `Artistic-2.0` `Perl`
 - [InspIRCd](https://www.inspircd.org/) - Modular IRC server written in C++ for Linux, BSD, Windows, and macOS. ([Source Code](https://github.com/inspircd/inspircd)) `GFDL-1.2-only` `C++`
 - [Dispatch](https://github.com/khlieng/dispatch) - Self-hosted web IRC client written in Go. ([Demo](https://dispatch.khlieng.com/connect)) `MIT` `Go`
 - [Kiwi IRC](https://kiwiirc.com/) - Responsive web IRC client with theming support. ([Demo](https://kiwiirc.com/nextclient/), [Source Code](https://github.com/kiwiirc/kiwiirc)) `Apache-2.0` `Nodejs`