agent2: Fix tool schemas for Gemini (#36507)

Release Notes:

- N/A

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Co-authored-by: Agus Zubiaga <agus@zed.dev>
6b6eb11643Bennet Bo Fenner committed on 8/19/2025, 6:06:09 PM· committed by GitHubparent1af47a5
4 files changedLine totals unavailable