[review] fix review reload after changes

[michaelkaplan13]

Fixes a bug in the review functionality when changing the "Change Range" after reloading to include new changes on the branch (uncommitted or committed).

The new diffs should now be properly loaded and displayed.

[codspeed-hq]

Merging this PR will not alter performance

✅ 18 untouched benchmarks
⏩ 31 skipped benchmarks¹

---

_{Comparing michaelkaplan13:fix-review-reload (4f59129) with main (e20b158)}

Footnotes

1. 31 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩