Description of problem:

Heacheck service for ironic_inspector_dnsmasq always failed

~~~
 [root@undercloud ~]# systemctl status tripleo_ironic_inspector_dnsmasq_healthcheck.service 
● tripleo_ironic_inspector_dnsmasq_healthcheck.service - ironic_inspector_dnsmasq healthcheck
   Loaded: loaded (/etc/systemd/system/tripleo_ironic_inspector_dnsmasq_healthcheck.service; disabled; vendor preset: disabled)
   Active: failed (Result: exit-code) since Thu 2021-10-07 00:48:59 EDT; 28s ago
  Process: 297611 ExecStart=/usr/bin/podman exec --user root ironic_inspector_dnsmasq /openstack/healthcheck (code=exited, status=1/FAILURE)
 Main PID: 297611 (code=exited, status=1/FAILURE)

Oct 07 00:48:58 undercloud.nfv.osp.lab systemd[1]: Starting ironic_inspector_dnsmasq healthcheck...
Oct 07 00:48:59 undercloud.nfv.osp.lab podman[297611]: 2021-10-07 00:48:59.196983488 -0400 EDT m=+0.311230475 container exec d1cf584e4a976f30228059dcd2eb125796446d6d0d374cd7457408d182dcc629>
Oct 07 00:48:59 undercloud.nfv.osp.lab healthcheck_ironic_inspector_dnsmasq[297611]: 7
Oct 07 00:48:59 undercloud.nfv.osp.lab healthcheck_ironic_inspector_dnsmasq[297611]: Checking dnsmasq port(s) 67.
Oct 07 00:48:59 undercloud.nfv.osp.lab systemd[1]: tripleo_ironic_inspector_dnsmasq_healthcheck.service: Main process exited, code=exited, status=1/FAILURE
Oct 07 00:48:59 undercloud.nfv.osp.lab systemd[1]: tripleo_ironic_inspector_dnsmasq_healthcheck.service: Failed with result 'exit-code'.
Oct 07 00:48:59 undercloud.nfv.osp.lab systemd[1]: Failed to start ironic_inspector_dnsmasq healthcheck.
~~~

We don't have any impact as such I am able to introspect node without any issue.


Version-Release number of selected component (if applicable):
Red Hat OpenStack Platform release 16.2.0 GA (Train)

[root@undercloud ~]# rpm -qa | grep tripleo-common
python3-tripleo-common-11.6.1-2.20210603180856.el8ost.3.noarch
openstack-tripleo-common-containers-11.6.1-2.20210603180856.el8ost.3.noarch
openstack-tripleo-common-11.6.1-2.20210603180856.el8ost.3.noarch