update main url for sealskin

Author: thelamer

ansible/roles/documentation/templates/README_SNIPPETS/SELKIES.j2

@@ -86,7 +86,7 @@ services:
 
 ### SealSkin Compatibility
 
-This container is compatible with [SealSkin](https://github.com/linuxserver/docker-sealskin).
+This container is compatible with [SealSkin](https://sealskin.app).
 
 SealSkin is a self-hosted, client-server platform that provides secure authentication and collaboration features while using a browser extension to intercept user actions such as clicking a link or downloading a file and redirect them to a secure, isolated application environment running on a remote server.