agent: Don't show "Tools Unsupported" when no model is selected (#31321)

This PR makes it so we don't show "Tools Unsupported" when no model is
selected.

Release Notes:

- N/A
fc8702a8f8Marshall Bowers committed on 5/24/2025, 1:45:10 AM· committed by GitHubparentab59982
1 file changedLine totals unavailable