mstream: remove demo link (invalide certificate, redirects to homepage)

README.md

@@ -986,7 +986,7 @@ See also <https://en.wikipedia.org/wiki/List_of_streaming_media_systems>, <https
   - [Mopidy-Party](https://github.com/Lesterpig/mopidy-party) - Mopidy web extension designed for party! Let your guests manage the sound. `Apache-2.0` `Python`
 - [mpd](http://www.musicpd.org/) - Daemon to remotely play music, stream music, handle and organize playlists. Many clients available. ([Source Code](https://github.com/MusicPlayerDaemon/MPD), [Clients](https://www.musicpd.org/clients/)) `GPL-2.0` `C++`
   - [ympd](http://www.ympd.org/) - Standalone MPD Web GUI written in C, utilizing Websockets and Bootstrap/JS. ([Source Code](https://github.com/notandy/ympd)) `GPL-2.0` `C`
-- [mStream](http://mstream.io/) - Music streaming server with GUI management tools. Runs on Mac, Windows, and Linux. ([Demo](https://demo.mstream.io/), [Source Code](https://github.com/IrosTheBeggar/mStream)) `GPL-2.0` `Nodejs`
+- [mStream](http://mstream.io/) - Music streaming server with GUI management tools. Runs on Mac, Windows, and Linux. ([Source Code](https://github.com/IrosTheBeggar/mStream)) `GPL-2.0` `Nodejs`
 - [musikcube](https://musikcube.com/) - Streaming audio server with Linux/macOS/Windows/Android clients. ([Source Code](https://github.com/clangen/musikcube)) `BSD-3-Clause` `C++`
 - [Navidrome Music Streamer](https://www.navidrome.org) - Modern Music Server and Streamer, compatible with Subsonic/Airsonic. ([Source Code](https://github.com/deluan/navidrome), [Clients](https://www.navidrome.org/docs/overview/#apps)) `GPL-3.0` `Go/JavaScript`
 - [Polaris](https://github.com/agersant/polaris) - Music browsing and streaming application optimized for large music collections, ease of use and high performance. `MIT` `Rust`