The documentation states that it's about WF 10 ("How to package Hibernate OGM applications for WildFly 10").
https://docs.jboss.org/hibernate/stable/ogm/reference/en-US/html_single/#ogm-configuration-jbossmodule

We should use a variable so that it's updated automatically.

Might be a good idea to backport it to a 5.3 branch if we do a maintenance release soon.