editor: Remove unnecessary cloning of selections (#46598)

Stumbled across this upon a PR review - `unfold_ranges` takes a slice of
Ranges and already clones the ranges itself, so we do not need to clone
the selections prior to passing these.

Release Notes:

- N/A
5ddfcf09f7Finn Evers committed on 1/12/2026, 12:04:37 PM· committed by GitHubparent819d2f7
2 files changedLine totals unavailable