Delete user phone number

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

{
  "data": {
    "id": "0b6f8622-4938-40e4-a27d-e9c34f0f4123",
    "type": "user_phone_numbers",
    "attributes": {
      "user_id": 965,
      "phone": "+14068477817 x1291",
      "primary": true,
      "created_at": "2026-01-23T23:01:17.933-08:00",
      "updated_at": "2026-01-23T23:01:17.999-08:00"
    }
  }
}