You'll noticeTier: how much it should matter to you
2Useful: my rating, 1 to 5
3Signal: worth watching, 1 to 5
PermissionsArea: what it touches
RemovedKind: in v2.1.236,
RemovedSection of the release
What
The status line and spinner no longer recognise the sandbox host prompt or the managed settings security prompt, and the hook that registered the settings prompt handler was deleted. Only the worker sandbox prompt and the elicitation prompt remain.
Evidence
if (e.workerSandboxPrompt) return "sandbox request";
Strings lifted out of the shipped bundle, so the claim above can be checked against them.