agent: Remove layout shift due to the "waiting for confirmation" label (#34674)

Take 2 on https://github.com/zed-industries/zed/pull/33046.

Release Notes:

- N/A
ed4deaa738Danilo Leal committed on 7/17/2025, 11:46:16 PM· committed by GitHubparentf0a9150
2 files changedLine totals unavailable