fix: align gateway presence + config defaults tests (#1208) (thanks @24601)

src/gateway/server/ws-connection/message-handler.ts

@@ -551,7 +551,7 @@ export function attachGatewayWsMessageHandler(params: {
             deviceFamily: connectParams.client.deviceFamily,
             modelIdentifier: connectParams.client.modelIdentifier,
             mode: connectParams.client.mode,
-            instanceId: instanceId ?? connectParams.device?.id,
+            instanceId: connectParams.device?.id ?? instanceId,
             reason: "connect",
           });
           incrementPresenceVersion();