Don't compare FQDN with providerFriendlyName

FQDN and providor friendly name are obviously different, and if they're
compared they're almost always unmatched. FQDN of current configuration
should be checked with FQDN of new configuration.

Bug:31815374
Test: Test with the device

Change-Id: I6c8c8ca07b4abb038175e3999d387f0869ec7391