project/perf: Optimize BufferStore::get_by_path with an additional index (#28670)

Closes #27270

Release Notes:

- Improved performance of git panel with large # of untracked files
9863b48dd7Piotr Osiewicz committed on 4/14/2025, 3:06:41 PM· committed by GitHubparentfddaa31
1 file changedLine totals unavailable