Update a retrospective process

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

{
  "data": {
    "id": "783a58f7-06bb-4c84-8dd0-799b6e519502",
    "type": "retrospective_processes",
    "attributes": {
      "name": "Retrospective Process 2",
      "description": "Retrospective Process 2 description",
      "is_default": false,
      "created_at": "2026-01-16T12:43:41.767-08:00",
      "updated_at": "2026-01-16T12:43:43.061-08:00",
      "retrospective_process_matching_criteria": {
        "group_ids": [
          "96a48329-68ad-4a26-a1dc-5ece39854b40"
        ]
      }
    },
    "relationships": {
      "retrospective_steps": {
        "data": [
          {
            "id": "93fb931d-cde1-4a06-a0ce-498605963af3",
            "type": "retrospective_steps"
          },
          {
            "id": "d2c20e0e-d2d8-48ed-b905-c00e1fd8b039",
            "type": "retrospective_steps"
          }
        ]
      },
      "groups": {
        "data": [
          {
            "id": "96a48329-68ad-4a26-a1dc-5ece39854b40",
            "type": "groups"
          }
        ]
      }
    }
  }
}