Update the documentation for Badgr integration

Description

Update the documentation for Badgr integration updates.

`edx-platform` PR for these changes: https://github.com/edx/edx-platform/pull/27181

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Assignee

Unassigned

Reporter

Open Source Pull Request Bot

Contributor Name

Maari

Repo

edx/edx-documentation

Github Lines Added

17

Github Lines Deleted

8