Delete a Retrospective Process Group

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

{
  "data": {
    "id": "07c54f39-4e78-42b4-a4e4-ff6f8aa36e2a",
    "type": "retrospective_process_groups",
    "attributes": {
      "retrospective_process_id": "2a25fd57-ba0c-41ab-a3e2-c126fde7e16a",
      "sub_status_id": "d7db6462-4c55-41ae-adc4-b0d9dd7e2d87",
      "position": 1,
      "updated_at": "2025-09-16T04:49:28.610-07:00",
      "created_at": "2025-09-16T04:49:27.816-07:00"
    },
    "relationships": {
      "retrospective_process_group_steps": {
        "data": []
      }
    }
  }
}