fixes #10234 - Fix NIC taxonomies validation tests

Some of the tests in #9391 changed the way subnets should work regarding
taxonomies and some test data, this commit fixes that so tests are green
once again.

(cherry picked from commit 7678cac5ac26eb8ff2a35dedfc4acc189c815203)

Fixes #9391 - Added validation code to NIC, so it validates that host's location/org is compatible with the one set on NIC's subnet

(cherry picked from commit 8f695d94a2f32fea3363cc017fc59baf6ca15b17)

Fixes #10123 - Tests API v2 external user groups

The addition of a .refresh call after create, update and delete, caused
our tests to fail because of many failed calls to LDAP.
We can just expect the method to return true as we're not testing the
refresh functionality in these methods....

Fixes #9884 - refresh deleted external usergroups

(cherry picked from commit e780381933a7838af4be9a550942ef0f22608fd4)

fixes #5909 - return r/w resources from authorized scope

(cherry picked from commit 0d80512c3293895750ffda82489b719c38ec5612)

refs #10168 - fix test that created a duplicate primary interface

Subtle interaction between 4d5b979 and a5dc3e2, resulting in the test
that tried to add an interface to an unmanaged host duplicating the one
that was automatically added.

(cherry picked from commit 225cfa5bd0024954f8d4e15efeb3938c11a50552)

fixes #10168 - delegate fqdn/shortname to primary interface

(cherry picked from commit 4d5b979541902c2163d98ca8fd53d230445b60ac)

Fixes #10111 - Use a dummy primary interface for unmanaged hosts

Unmanaged hosts require a host interface due to delegation of networking
attributes, and some others like 'name'. Since unmanaged hosts do not
necessarily have an interface associated (unless created through puppet...

fixes #10020 - add next-server/filename attrs to provision NIC DHCP record

A host's DHCP record used to be constructed with PXE attributes in
Orchestration::DHCP, but moved to Nic::Managed during 43c4bd7. Nic::Managed
didn't add PXE attributes, so this commit adds these when provision? is set....

Fixes #10093 - VMware#create_vm calls clone_vm

Apply '.with_indifferent_access' to the args passed in to create_vm,
ensuring symbol test for args[:image_id] succeeds when args["image_id"]
is present.

(cherry picked from commit 140cfe262eac838e76eb27517bd0271beab9be15)