Delete a Retrospective Process Group

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

{
  "data": {
    "id": "255f029e-3437-45ae-ab20-584635a147f1",
    "type": "retrospective_process_groups",
    "attributes": {
      "retrospective_process_id": "636b0195-3d15-4ff4-8f45-56246328262e",
      "sub_status_id": "4abf1d3a-fcfe-4e73-8311-f03dd6f788dc",
      "position": 1,
      "updated_at": "2025-11-06T13:28:56.741-08:00",
      "created_at": "2025-11-06T13:28:55.304-08:00"
    },
    "relationships": {
      "retrospective_process_group_steps": {
        "data": []
      }
    }
  }
}