Delete a retrospective step

curl --request DELETE \
  --url https://api.rootly.com/v1/retrospective_steps/{id} \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "id": "d50a67ed-de3e-454e-b65f-edf3b7906fb3",
    "type": "retrospective_steps",
    "attributes": {
      "retrospective_process_id": "9d4cb6a8-e0bc-4f2d-882f-74514ea02c5c",
      "title": "Step 11",
      "description": "Bar",
      "incident_role_id": "17530f29-2263-4fdb-b6a2-6ac6f4560121",
      "due_after_days": null,
      "position": 1,
      "skippable": true,
      "created_at": "2025-08-01T01:59:48.601-07:00",
      "updated_at": "2025-08-01T01:59:49.663-07:00"
    }
  }
}