Updated Apostrophe - updated dead demo link

README.md

@@ -639,7 +639,7 @@ CMS are a practical way to setup a website with many features. CMS often come wi
 _Related: [Blogging Platforms](#blogging-platforms), [Static Site Generators](#static-site-generators)_
 
 - [Alfresco Community Edition](https://www.alfresco.com/products/community/download) - The open source Enterprise Content Management software that handles any type of content, allowing users to easily share and collaborate on content. ([Source Code](https://hub.alfresco.com/t5/alfresco-content-services-hub/project-overview-repository/ba-p/290502)) `LGPL-3.0` `Java`
-- [Apostrophe](https://apostrophecms.org/) - CMS with a focus on extensible in-context editing tools. ([Demo](https://dashboard.apostrophecmsdemo.org), [Source Code](https://github.com/apostrophecms/apostrophe)) `MIT` `Nodejs`
+- [Apostrophe](https://apostrophecms.org/) - CMS with a focus on extensible in-context editing tools. ([Demo](https://apostrophecms.com/demo), [Source Code](https://github.com/apostrophecms/apostrophe)) `MIT` `Nodejs`
 - [b2evolution CMS](https://b2evolution.net/) - The most integrated CMS ever: b2evolution includes everything you need to build websites for publishing, sharing and interacting with your community. ([Source Code](https://github.com/b2evolution/b2evolution)) `GPL-2.0` `PHP`
 - [Backdrop CMS](https://backdropcms.org/) - Comprehensive CMS for small to medium sized businesses and non-profits. ([Source Code](https://github.com/backdrop/backdrop)) `GPL-2.0` `PHP`
 - [BigTree CMS](https://www.bigtreecms.org/) - Straightforward, well documented, and capable written with PHP and MySQL. ([Source Code](https://github.com/bigtreecms/BigTree-CMS)) `LGPL-2.1` `PHP`