net-mgmt/netbox: Fix build after 3496c09fda1b
- Switch to the recently created py-social-auth-core4 port, because NetBox is not compatible with newer versions of py-social-auth-core due to several breaking changes.
- Bump PORTREVISION due dependency change.
PR: 297152
(cherry picked from commit fd3868f3a8b61ae2b3c273f6c4f2abd4d62dc0f1)