- Adds Units, Subsection, and section cards in the libraries sync page. - Rename of `mockGetEntityLinks` to `mockGetComponentEntityLinks` - Use the top-level parent logic - Which user roles will this change impact? "Course Author".
- Adds Units, Subsection, and section cards in the libraries sync page. - Rename of `mockGetEntityLinks` to `mockGetComponentEntityLinks` - Use the top-level parent logic - Which user roles will this change impact? "Course Author".