Replaces ASCII Cinema demo with Termynal, allowing mocking the demo
rather than use a CLI recording which is error prone, slow and difficult to
edit and maintain.
Coverage: 99.662%. Remained the same when pulling acbdb0ca74e6442bafaa0c16a1cfcaaf216479da on termynal into 8a38a58735bcbf05632d4cb21a2c56e854012d97 on main.
Replaces ASCII Cinema demo with Termynal, allowing mocking the demo rather than use a CLI recording which is error prone, slow and difficult to edit and maintain.