deduplicate chevereto entry across README.md/non-free.md (#4020)

- update chevereto homepage link

README.md

@@ -1581,7 +1581,7 @@ _Related: [Monitoring](#monitoring), [Bookmarks and Link Sharing](#bookmarks-and
 
 A [gallery](https://en.wikipedia.org/wiki/Gallery_Software) is software that helps the user publish or share photos, pictures, videos or other digital media.
 
-- [Chevereto](https://github.com/chevereto/chevereto) - Ultimate image sharing software. Create your very own personal image hosting website in just minutes. ([Source Code](https://github.com/chevereto/chevereto)) `AGPL-3.0` `PHP`
+- [Chevereto](https://chevereto.com/) - Ultimate image sharing software. Create your very own personal image hosting website in just minutes. ([Source Code](https://github.com/chevereto/chevereto)) `AGPL-3.0` `PHP`
 - [Coppermine](https://coppermine-gallery.net/) - Multilingual photo gallery that integrates with various bulletin boards. Includes upload approval and password protected albums. ([Demo](https://coppermine-gallery.net/demo/cpg15x/), [Source Code](https://github.com/coppermine-gallery/cpg1.6.x)) `GPL-3.0` `PHP`
 - [Damselfly](https://damselfly.info) - Fast server-based photo management system for large collections of images. Includes face detection, face & object recognition, powerful search, and EXIF Keyword tagging. Runs on Linux, MacOS and Windows. `GPL-3.0` `C#/.NET`
 - [Fussel](https://github.com/cbenning/fussel) - Self-hosted, no-backend static photo gallery. Face tag recognition, albums and more. ([Demo](https://benninger.ca/fussel-demo/)) `MIT` `Python/Docker`

non-free.md

@@ -115,7 +115,6 @@
 
 ### Photo and Video Galleries
 
-- [Chevereto](https://chevereto.com/) - Powerful and fast image hosting script that allows you to create your very own full featured image hosting website in just minutes. ([Demo](https://demo.chevereto.com/)) `⊘ Proprietary` `PHP`
 - [Lomorage](https://lomorage.com/) - Google photo alternative via simple self-hosting software. Supported clients: iOS, Android, Web, MAC/Windows. Backend can run on Raspberry pi, Armbian, MAC/Windows/Linux. ([Source Code](https://github.com/lomorage/homepage)) `⊘ Proprietary` `Go`
 - [Picaport](https://www.picapport.de/en/index.php) - A photo server with web gallery for your intranet, web space or home network that allows you to organize photos, videos, PDF's, and many other mediatypes in a central location. ([Demo](https://en.onlinedemo.picapport.de/)) `CC-BY-NC-4.0` `Java/Docker`
 - [PhotoStructure](https://photostructure.com/) - All your family's photos and videos automatically organized into a fun and beautiful website. Runs via Docker, NodeJS, or native desktop installers. `⊘ Proprietary` `Nodejs`