bugfixes:
  - na_ontap_svm - skip modify validation when trying to delete svm.
  - na_ontap_export_policy - fix cannot delete export policy if ``from_name`` option is set.
minor_changes:
  - na_ontap_broadcast_domain - skip checking modify when ``state`` is absent.
  - na_ontap_export_policy - added ``name`` to modify in module output if export policy is renamed.