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": "a8919b5b-c34f-488a-ba52-ccbf25392b68",
    "type": "retrospective_processes",
    "attributes": {
      "name": "Retrospective Process 2",
      "description": "Retrospective Process 2 description",
      "is_default": false,
      "created_at": "2026-01-03T21:29:18.852-08:00",
      "updated_at": "2026-01-03T21:29:20.119-08:00",
      "retrospective_process_matching_criteria": {
        "group_ids": [
          "ccb371e7-0de2-4ef9-80a0-97de834f4c50"
        ]
      }
    },
    "relationships": {
      "retrospective_steps": {
        "data": [
          {
            "id": "e433583a-ada0-4514-a8de-f75c196de3ac",
            "type": "retrospective_steps"
          },
          {
            "id": "fbd957c2-6b82-4138-8328-6c55be826799",
            "type": "retrospective_steps"
          }
        ]
      },
      "groups": {
        "data": [
          {
            "id": "ccb371e7-0de2-4ef9-80a0-97de834f4c50",
            "type": "groups"
          }
        ]
      }
    }
  }
}