What type of issue is it? (Choose one - delete the others)

Outdated content

What article/section is this about?

https://docs.umbraco.com/umbraco-commerce/how-to-guides/limit-orderline-quantity

Describe the issue

Since Commerce 15.3.2, we already have the orderline quantity check built-in. Maybe we should add a note about that in this article.
The guide is still useful to show the steps to add a custom validation event handler to Commerce.