WildFly 40 release announcement

[bstansberry]

I'm using this issue to record things to mention in the WF 40 release announcement.

Incompatibilities:

https://issues.redhat.com/browse/WFLY-21521 -- org.apache.activemq change to org.apache.artemis will impact users relying on our boms.

Thanks:

Rhuan Hianc -- #wildfly-user > High memory consumption migrating from WildFly 24 to 37