docs: Use `relative_line_numbers` instead of `toggle_relative_line_numbers` (#44749)

Just a small docs change

With the deprecation of `toggle_relative_line_numbers` the docs should
reflect that

Release Notes:

- N/A
6e0ecbcb07Josh Ayres committed on 12/13/2025, 12:41:31 AM· committed by GitHubparent4754422
1 file changedLine totals unavailable