Delete user phone number

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

{
  "data": {
    "id": "51a0147d-c1e8-4584-ae78-dc6d808e779d",
    "type": "user_phone_numbers",
    "attributes": {
      "user_id": 1083,
      "phone": "+18456608153",
      "primary": true,
      "created_at": "2026-02-13T03:34:22.856-08:00",
      "updated_at": "2026-02-13T03:34:22.993-08:00"
    }
  }
}