Delete simulations made with security coverage from OpenCTI doesn't work

[damgouj]

Description

Environment

1. OpenAEV version: 2.0.X

Reproducible Steps

Steps to create the smallest reproducible scenario:

1. Create a simulation with security coverage from OpenCTI
2. Launch it
3. Try to delete it after execution finished

Expected Output

The simulation is deleted

Actual Output

The simulation is not deleted

Additional information

Bug coming from the community: https://filigran-community.slack.com/archives/C06CC3ZC37X/p1764145768552669

Add the missing delete cascade -> DELETE FROM security_coverage_send_job WHERE security_coverage_send_job_simulation = '<your_simulation_id>'.