Update a Form Set

curl --request PUT \
  --url https://api.rootly.com/v1/form_sets/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/vnd.api+json' \
  --data '
{
  "data": {
    "type": "form_sets",
    "attributes": {
      "name": "<string>",
      "forms": [
        "<string>"
      ]
    }
  }
}
'

{
  "data": {
    "id": "281a13fa-da25-437a-836c-4aa763f4269d",
    "type": "form_sets",
    "attributes": {
      "name": "Test update custom form set",
      "slug": "test",
      "is_default": false,
      "forms": [
        "web_new_incident_form"
      ],
      "updated_at": "2026-01-14T16:40:37.255-08:00",
      "created_at": "2026-01-14T16:40:32.400-08:00"
    }
  }
}