fix: Remove dead demo

README.md

@@ -187,7 +187,7 @@ _Related: [Internet of Things (IoT)](#internet-of-things-iot)_
 - [pyLoad](https://pyload.net/) - Lightweight, customizable and remotely manageable downloader for 1-click-hosting sites like rapidshare.com or uploaded.to. ([Source Code](https://github.com/pyload/pyload)) `GPL-3.0` `Python`
 - [Radarr](https://radarr.video/) - Radarr is an independent fork of Sonarr reworked for automatically downloading movies via Usenet and BitTorrent, à la Couchpotato. ([Source Code](https://github.com/Radarr/Radarr)) `GPL-3.0` `C#`
 - [SickRage](https://www.sickrage.ca) - SickRage is an automatic Video Library Manager for TV Shows. Automatic torrent/nzb searching, downloading, and processing at the qualities you want. ([Source Code](https://github.com/SickRage/SickRage)) `GPL-3.0` `Python`
-- [SiteInspector](https://www.getsiteinspector.com/) - Web-based tool for catching spelling errors, grammatical errors, broken links, and other errors on websites. ([Demo](https://demo.getsiteinspector.com/reports), [Source Code](https://github.com/siteinspector/siteinspector)) `AGPL-3.0` `Ruby`
+- [SiteInspector](https://www.getsiteinspector.com/) - Web-based tool for catching spelling errors, grammatical errors, broken links, and other errors on websites. ([Source Code](https://github.com/siteinspector/siteinspector)) `AGPL-3.0` `Ruby`
 - [Sonarr](https://sonarr.tv/) - Automatic TV Shows downloader and manager for Usenet and BitTorrent. It can grab, sort and rename new episodes and automatically upgrade the quality of files already downloaded when a better quality format becomes available. ([Source Code](https://github.com/Sonarr/Sonarr)) `GPL-3.0` `C#`
 - [StackStorm](https://stackstorm.com) - StackStorm (aka _IFTTT for Ops_) is event-driven automation for auto-remediation, security responses, troubleshooting, deployments, and more. Includes rules engine, workflow, 160 integration packs with 6000+ actions and ChatOps. ([Source Code](https://github.com/StackStorm/st2)) `Apache-2.0` `Python`
 - [Tube Archivist](https://www.tubearchivist.com/) `⚠` - Your self hosted YouTube media server: Subscribe, download, index, search and play your favorite videos. ([Source Code](https://github.com/tubearchivist/tubearchivist)) `GPL-3.0` `Python`