edit prediction: Try to expand context to parent treesitter region (#24186)

Also send the `speculated_output` (which is just the editable region) to
the llm backend

Closes #ISSUE

Release Notes:

- N/A

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Co-authored-by: Antonio Scandurra <me@as-cii.com>
cae712e740Bennet Bo Fenner committed on 2/4/2025, 5:03:26 PM· committed by GitHubparentbce9a9a
3 files changedLine totals unavailable