Update a custom form

curl --request PUT \
  --url https://api.rootly.com/v1/custom_forms/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/vnd.api+json' \
  --data '{
  "data": {
    "type": "custom_forms",
    "attributes": {
      "name": "<string>",
      "slug": "<string>",
      "description": "<string>",
      "enabled": true,
      "command": "<string>"
    }
  }
}'

{
  "data": {
    "id": "2cf6440f-6f91-4a03-af42-726c34864fe9",
    "type": "custom_forms",
    "attributes": {
      "slug": "eveniet-cumque-iure-sed",
      "name": "Test Update",
      "description": "Placeat eum quo et.",
      "enabled": true,
      "command": "eveniet-cumque-iure-sed",
      "created_at": "2025-08-15T07:11:05.658-07:00",
      "updated_at": "2025-08-15T07:11:07.827-07:00"
    }
  }
}