assistant2: Unify path rendering for file context (#27537)

This ensures that we render path matches the same in both the file
context picker and the messag editor completion provider.

Release Notes:

- N/A
f6c81a0595Bennet Bo Fenner committed on 3/28/2025, 10:26:54 AM· committed by GitHubparent7ac51e4
2 files changedLine totals unavailable