Remove non-default wrap setting for markdown (#14304)

With this setting, markdown files are one of the few that get a line
wrap indicator, a vertical line on the right, which confuses people.

Release Notes:

- N/A
9f5309ceddKirill Bulatov committed on 7/12/2024, 8:15:57 AM· committed by GitHubparentadf74fd
1 file changedLine totals unavailable