zeta2: Allow provider to suggest edits in different files (#39110)

Release Notes:

- N/A

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Co-authored-by: Agus Zubiaga <agus@zed.dev>
cda48a3a1cBennet Bo Fenner committed on 9/29/2025, 3:48:58 PM· committed by GitHubparentb7f9fd7
16 files changedLine totals unavailable