LinuxKPI: Remove owner argument from class_create function on KPI layer

to chase Linux 6.4

Sponsored by: Serenity Cyber Security, LLC
MFC after: 1 week
Reviewed by: manu, emaste
Differential Revision: https://reviews.freebsd.org/D45610

(cherry picked from commit 460908ea55e67baf85d5cd1b6093154739cc0b9a)