change to a secure password

```
    password: password123 //TODO Replace with actual password
```

In file order-service/src/main/resources/application-stage.yml
https://github.com/FelipeBarretoB/ecommerce-microservice-backend-app/blob/16128a42e0a24b2de92c36a70aa75dd77511e8ee/order-service/src/main/resources/application-stage.yml#L15