Regenerates the AI Report for the specified lessonID. SectionsToRegenerate: List of sectionIDs, you can specify individual sections to be regenerated, or leave as null/blank to regenerate all sections SectionIDs: 0 = All, 1 = Essay, 2 = Resources (deprecated), 3 = Lesson Plan, 4 = Syllabus, 5 = Learning Objectives, 6 = Quizzes