agent_ui: Add some fixes to tool calling display (#45252)

- Follow up to https://github.com/zed-industries/zed/pull/45097 — not
showing raw inputs for edit and terminal calls
- Removing the display of empty Markdown if the model outputs it

Release Notes:

- N/A

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Co-authored-by: Agus Zubiaga <hi@aguz.me>
Co-authored-by: Ben Brandt <benjamin.j.brandt@gmail.com>
61dd6a8f31Danilo Leal committed on 12/18/2025, 2:34:10 PM· committed by GitHubparentabb199c
1 file changedLine totals unavailable