Delete user phone number

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

{
  "data": {
    "id": "2adc7992-c4e5-4ba4-ae8f-2ec585f6ded5",
    "type": "user_phone_numbers",
    "attributes": {
      "user_id": 617,
      "phone": "+12249491939 x1082",
      "primary": true,
      "created_at": "2026-01-03T21:30:22.793-08:00",
      "updated_at": "2026-01-03T21:30:22.852-08:00"
    }
  }
}