persistentnetnamesdisable: Fix the message for multiple nics env with…

… eth nics

In multiple nics env, we should fail the upgrade when one or more eth
nic names are used. Fix the message by adding the "one eth nic" case.

Signed-off-by: Liao Pingfang <liao.pingfang@zte.com.cn>

repos/system_upgrade/el7toel8/actors/persistentnetnamesdisable/actor.py

@@ -42,10 +42,17 @@ def process(self):
             create_report([
                 reporting.Title('Unsupported network configuration'),
                 reporting.Summary(
-                    'Detected multiple network interfaces using unstable kernel names (e.g. eth0, eth1). '
+                    'Detected multiple physical network interfaces where one or more use kernel naming (e.g. eth0). '
                     'Upgrade process can not continue because stability of names can not be guaranteed. '
                     'Please read the article at https://access.redhat.com/solutions/4067471 for more information.'
                 ),
+                reporting.ExternalLink(
+                    title='How to perform an in-place upgrade to RHEL 8 when using kernel NIC names on RHEL 7',
+                    url='https://access.redhat.com/solutions/4067471'
+                ),
+                reporting.Remediation(
+                    hint='Rename all ethX network interfaces following the attached KB solution article.'
+                ),                        
                 reporting.Severity(reporting.Severity.HIGH),
                 reporting.Tags([reporting.Tags.NETWORK]),
                 reporting.Flags([reporting.Flags.INHIBITOR])