Bull 3023

https://jira.il2.dso.mil/browse/BULL-3023

Description

Add the 'sub' claim to user JWTs in Fiesta Wagon Users. The 'sub' claim should default to a random UUID, since that is what P1's Keycloak instance uses.

ref: https://www.rfc-editor.org/rfc/rfc7519.html#section-4.1.2

Acceptance Criteria

• New user JWTs include a 'sub' claim defaulted to a random UUID.