Patch stores webhooks

curl --request PATCH \
  --url https://api.pandabase.io/v2/core/stores/{storeId}/webhooks/{webhookId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "url": "<string>",
  "eventTypes": [
    "PAYMENT_PENDING"
  ],
  "note": "<string>",
  "isEnabled": true
}
'

{
  "ok": true,
  "data": {
    "id": "whk_5h7n4tr3bcfp2v8q1mzj0kxw",
    "url": "https://example.com/webhooks/pandabase",
    "note": "Production endpoint",
    "isEnabled": true,
    "eventTypes": [
      "PAYMENT_COMPLETED",
      "PAYMENT_REFUNDED",
      "PAYMENT_DISPUTED"
    ],
    "createdAt": "2026-04-10T09:00:00.000Z",
    "updatedAt": "2026-05-01T13:42:00.000Z"
  }
}