Delete a retrospective step

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

{
  "data": {
    "id": "75951655-d103-49b8-a178-a129f5ef9361",
    "type": "retrospective_steps",
    "attributes": {
      "retrospective_process_id": "fa57ab76-9ec2-4174-bdff-5d9ffa7f93ec",
      "title": "Step 11",
      "description": "Bar",
      "incident_role_id": "cfe22906-7944-4857-bc96-c4df3429ed0e",
      "due_after_days": null,
      "position": 1,
      "skippable": true,
      "created_at": "2025-11-06T13:29:02.196-08:00",
      "updated_at": "2025-11-06T13:29:03.565-08:00"
    }
  }
}