remove noosfero website link

The main link is now the gitlab project
https://gitlab.com/noosfero/noosfero/issues/414
Ref. https://github.com/awesome-selfhosted/awesome-selfhosted/issues/1767

README.md

@@ -530,7 +530,7 @@ CMS are a practical way to setup a website with many features. CMS often come wi
 - [KeystoneJS](http://keystonejs.com/) - CMS and Web Application Platform. ([Demo](http://demo.keystonejs.com/), [Source Code](https://github.com/keystonejs/keystone)) `MIT` `Nodejs`
 - [MODX](http://modx.com/) - MODX is an advanced content management and publishing platform. The current version is called 'Revolution'. ([Source Code](https://github.com/modxcms/revolution)) `GPL-2.0` `PHP`
 - [Neos](https://www.neos.io) - Neos or TYPO3 Neos (for version 1) is a modern, open source CMS. ([Source Code](https://git.typo3.org/Packages/TYPO3.Neos.git)) `GPL-3.0` `PHP`
-- [Noosfero](http://noosfero.org/) - Noosfero is a web platform for social and solidarity economy networks with blog, e-Portfolios, CMS, RSS, thematic discussion, events agenda and collective intelligence for solidarity economy in the same system. ([Source Code](https://gitlab.com/noosfero/noosfero)) `AGPL-3.0` `Ruby`
+- [Noosfero](https://gitlab.com/noosfero/noosfero) - Noosfero is a web platform for social and solidarity economy networks with blog, e-Portfolios, CMS, RSS, thematic discussion, events agenda and collective intelligence for solidarity economy in the same system. `AGPL-3.0` `Ruby`
 - [october](http://octobercms.com/) - Free, open-source, self-hosted CMS platform. ([Source Code](https://github.com/octobercms/october)) `MIT` `PHP`
 - [Omeka](http://omeka.org) - Create complex narratives and share rich collections, adhering to Dublin Core standards with Omeka on your server, designed for scholars, museums, libraries, archives, and enthusiasts. ([Demo](http://omeka.org/showcase/), [Source Code](https://github.com/omeka/Omeka)) `GPL-3.0` `PHP`
 - [Pagekit](https://pagekit.com/) - New modern CMS to create and share. ([Source Code](https://github.com/pagekit/pagekit)) `MIT` `PHP`