Delete a FormFieldPosition

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

{
  "data": {
    "id": "3f2e2fa8-0d1d-4f57-9ab4-e3e8e3a09b7f",
    "type": "form_field_positions",
    "attributes": {
      "form_field_id": "d61716c4-a42f-44b0-a46b-57f037ee44bc",
      "form": "web_new_incident_form",
      "position": 1
    }
  }
}