Delete a severity

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

{
  "data": {
    "id": "0464d788-4525-4860-b8c2-15347683efbc",
    "type": "severities",
    "attributes": {
      "name": "wn42u",
      "slug": "wn42u",
      "description": "Consequuntur occaecati eum voluptatem.",
      "severity": "medium",
      "color": "#E58A1F",
      "position": 1,
      "notify_emails": [],
      "slack_channels": [],
      "slack_aliases": [],
      "created_at": "2025-12-19T18:18:30.150-08:00",
      "updated_at": "2025-12-19T18:18:32.205-08:00"
    }
  }
}