Error in deleting Section when there are Starter file groups assigned to it

**Description:** 

MarkUs results in an Internal Server Error when deleting Sections that has Starter file groups assigned to them. 

The source of this error is from the database having a Foreign key violation. See the following image: 

<img width="1714" alt="Image" src="https://github.com/user-attachments/assets/d7d3ed30-e02e-48d5-9e24-cc3f7dd6fe89" />