Update an incident action item

curl --request PUT \
  --url https://api.rootly.com/v1/action_items/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/vnd.api+json' \
  --data '{
  "data": {
    "type": "incident_action_items",
    "attributes": {
      "summary": "<string>",
      "description": "<string>",
      "kind": "task",
      "assigned_to_user_id": 123,
      "assigned_to_group_ids": [
        "<string>"
      ],
      "priority": "high",
      "status": "open",
      "due_date": "<string>",
      "jira_issue_id": "<string>",
      "jira_issue_key": "<string>",
      "jira_issue_url": "<string>"
    }
  }
}'

{
  "data": {
    "id": "f78349d7-363b-44fd-bfb3-ec2c48ad9d06",
    "type": "incident_action_items",
    "attributes": {
      "incident_id": "16d381d2-e7be-47b3-80de-63c9e88963c0",
      "incident_title": "Vitae facilis neque exercitationem.",
      "description": "Action item description updated",
      "assigned_to": null,
      "assigned_to_group_ids": [],
      "kind": "follow_up",
      "priority": "high",
      "status": "open",
      "due_date": null,
      "jira_issue_id": null,
      "jira_issue_key": null,
      "jira_issue_url": null,
      "asana_task_id": null,
      "asana_task_url": null,
      "github_issue_id": null,
      "github_issue_url": null,
      "gitlab_issue_id": null,
      "gitlab_issue_url": null,
      "shortcut_story_id": null,
      "shortcut_story_url": null,
      "shortcut_task_id": null,
      "shortcut_task_url": null,
      "trello_card_id": null,
      "trello_card_url": null,
      "linear_issue_id": null,
      "linear_issue_url": null,
      "zendesk_ticket_id": null,
      "zendesk_ticket_url": null,
      "motion_task_id": null,
      "motion_task_url": null,
      "clickup_task_id": null,
      "clickup_task_url": null,
      "airtable_base_key": null,
      "airtable_table_name": null,
      "airtable_record_id": null,
      "airtable_record_url": null,
      "freshservice_ticket_id": null,
      "freshservice_ticket_url": null,
      "freshservice_task_id": null,
      "freshservice_task_url": null,
      "url": "https://test.rootly.com/account/incidents/vitae-facilis-neque-exercitationem#nav-action-items",
      "short_url": null,
      "created_at": "2025-09-16T17:13:27.113-07:00",
      "updated_at": "2025-09-16T17:13:29.689-07:00",
      "summary": "Action item summary updated"
    }
  }
}