Group ownership for ovs config file is not properly set on Z

Description of problem:
One of Compliance operator (CO) rule "ocp4-cis-node-worker-file-groupowner-ovs-conf-db" reports groupowner permissions not properly set for OVS conf file
 
The remediation on rule suggest:                         
Rule description: |-
  To properly set the group owner of /etc/openvswitch/conf.db , run the command:

  $ sudo chgrp hugetlbfs /etc/openvswitch/conf.db
id: xccdf_org.ssgproject.content_rule_file_groupowner_ovs_conf_db

This issue is not seen on System P.

Version-Release number of selected component (if applicable):
OCP 4.10 and Compliance Operator 0.1.49

How reproducible:
Consistently reproducible.

Steps to Reproduce:
1.On a 4.10 OCP cluster
2. login to any of node and check for user and group ownership of /etc/openvswitch/conf.db - it shows as below

$ ll /etc/openvswitch/conf.db
rw-r----. 1 openvswitch openvswitch 24930 Apr 6 14:22 /etc/openvswitch/conf.db

Actual results:
$ ll /etc/openvswitch/conf.db
rw-r----. 1 openvswitch openvswitch 24930 Apr 6 14:22 /etc/openvswitch/conf.db

Expected results:
groupownership should be "hugetlbfs"

$ ll /etc/openvswitch/conf.db
rw-r----. 1 openvswitch hugetlbfs 24930 Apr 6 14:22 /etc/openvswitch/conf.db

Additional info:
This issue was found during the testing of compliance operator that the group ownership is incorrect. Once the groupownserhip is set to "hugetlbfs" the compliance scan passes the rule.