feat/remove coolify from quickstart

Author: egelhaus

pages/quickstart.mdx

@@ -11,10 +11,6 @@ You can choose between the following installation options;
 * [Docker Compose](/installation/docker-compose) - Recommended option for **users**.
 * [Development](/installation/development) - Recommended option for **developers**.
 
-## Cloud hosting platforms
-
-* [Coolify](/installation/coolify) - recommended if you're used to Coolify.
-
 ## Advanced installation options
 
 * [Docker (standalone)](/installation/docker) - Run from the command line with Docker.