Revert "Add workaround to get_subnets"
Revert "Add workaround to get_subnets"

This reverts commit bc4bdc468db1d887f8e754ed8d13c23d33a2724a.

Change-Id: Ib6e7ba9115563a90ebabde29d496ac5cfeff9f9d

noironetworks/group-based-policy,noironetworks/group-based-policy