
This replaces the provider implementation of ironic_inspector_config
type so that MultiStrOpt, which is used by several options like
- oslo_policy/policy_dirs
are handled correctly.
The same was already implemented for ironic_config by [1].
[1] 0f4a5263a7
Change-Id: If032600c34394f9f0f3686971082aafeab9be3ea