Update Workspace Integration

curl --request PUT \
  --url https://server26-dot-royalti-project.uc.r.appspot.com/integrations/workspace \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "id": "integration-123",
  "settings": {
    "apiKey": "new-api-key-here",
    "region": "EU"
  }
}'

{
  "success": true,
  "data": {
    "id": "123e4567-e89b-12d3-a456-426614174000",
    "name": "vertofx",
    "enabled": true,
    "settings": {
      "apiKey": "your-api-key-here",
      "region": "US"
    },
    "metadata": {
      "customField": "custom-value"
    },
    "memo": "Integration for VertoFX payments",
    "TenantId": "123e4567-e89b-12d3-a456-426614174000",
    "IntegrationId": "123e4567-e89b-12d3-a456-426614174000",
    "createdAt": "2023-01-01T00:00:00Z",
    "updatedAt": "2023-01-01T00:00:00Z"
  }
}