Delete a FormFieldPosition

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

{
  "data": {
    "id": "9f579987-5ec9-4739-84e9-b8207d8fd503",
    "type": "form_field_positions",
    "attributes": {
      "form_field_id": "ed5e41d0-cb6d-41a4-bfd8-986a8464b9a3",
      "form": "web_update_incident_form",
      "position": 1
    }
  }
}