Update WhatsApp webhook

curl --request PATCH \
  --url https://app.kapso.ai/api/v1/whatsapp_configs/{whatsapp_config_id}/whatsapp_webhooks/{id} \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '{
  "whatsapp_webhook": {
    "url": "<string>",
    "secret_key": "<string>",
    "events": [
      "<string>"
    ],
    "active": true,
    "headers": {},
    "retry_config": {
      "max_attempts": 123,
      "backoff_seconds": 123
    }
  }
}'

{
  "data": {
    "id": "webhook-123abc",
    "url": "https://example.com/webhook",
    "secret_key": "your-secret-key",
    "events": [
      "messages",
      "status_updates",
      "templates"
    ],
    "active": true,
    "headers": {
      "X-Custom-Header": "custom-value"
    },
    "retry_config": {
      "max_attempts": 3,
      "backoff_seconds": 60
    },
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z"
  }
}