module_utils/ovirt.py: fix broken import

lib/ansible/module_utils/ovirt.py

@@ -26,9 +26,9 @@ import time
 from abc import ABCMeta, abstractmethod
 from datetime import datetime
 from distutils.version import LooseVersion
-from enum import Enum
 
 try:
+    from enum import Enum  # enum is a ovirtsdk4 requirement
     import ovirtsdk4 as sdk
     import ovirtsdk4.version as sdk_version
     HAS_SDK = LooseVersion(sdk_version.VERSION) >= LooseVersion('4.0.0')

test/sanity/import/skip.txt

@@ -1,7 +1,6 @@
 lib/ansible/module_utils/ansible_tower.py
 lib/ansible/module_utils/avi.py
 lib/ansible/module_utils/azure_rm_common.py
-lib/ansible/module_utils/ovirt.py
 lib/ansible/modules/cloud/amazon/cloudtrail.py
 lib/ansible/modules/cloud/amazon/ec2_vpc_igw.py
 lib/ansible/modules/cloud/amazon/ec2_vpc_route_table.py