:fix: authentication context additional properties map

Describe the bug The additional properties map, in the different authentication context beans (authentication request and session context), is not properly propagated from authentication to session context.

To Reproduce debug needed

Expected behavior none

Screenshots none

Version of Kapua [2.x.x]

Type of deployment [x] Docker [x] Openshift (in its variants) [x] Others

Main component affected [ ] Console (in case of console please report info on which browser you encountered the problem) [ ] REST API [x] Message Broker [ ] - Others

Additional context none