It looks to me like Terminus (the app) decided to re-name themselves of their own accord. Granted it could be seen as doing so per-emptively.
> Terminus is too close to Termius - a commercial terminal app. This causes a number of users to end up on our issue tracker when they're actually looking for help with Termius - it's better to cover your butt before the lawsuit comes than regret it later.
> There's another terminal app that's literally called "Terminus" and is packaged under this name at least in Debian and Ubuntu repos.
> It just rolls of the tongue better