message: Add system disabled to the backoff list
diff: @@ -56,6 +56,7 @@ export async function httpAdapter(config: HttpClientConfig): Promise<ServerRespo
  case PlatformErrorCodes.PerApplicationAnonymousThrottleExceeded:
  case PlatformErrorCodes.PerApplicationAuthenticatedThrottleExceeded:
  case PlatformErrorCodes.PerUserThrottleExceeded:
  + case PlatformErrorCodes.SystemDisabled:
  numThrottled++;
  break;
  }
  