[UI/UX:InstructorUI] Update late day text on settings page (#7119)
[UI/UX:InstructorUI] Update late day text on settings page (#7119)

* Update text

* Update Configuration.twig

Co-authored-by: Barb Cutler <b4fc851c82a06ed3e5f5c72e00b8d2b8b8ad995c@users.noreply.github.com>
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