only do device_skip for device jobs

lib/App/Netdisco/JobQueue/PostgreSQL.pm

@@ -101,6 +101,7 @@ sub jq_queued {
 sub _get_denied_actions {
   my $device = shift;
   my @badactions = ();
+  return @badactions unless $device;
 
   push @badactions, ('discover', @{ setting('job_prio')->{high} })
     if not is_discoverable($device);
@@ -142,6 +143,7 @@ sub jq_lock {
   $fqdn ||= (hostfqdn || 'localhost');
   my $happy = false;
 
+  if ($job->device) {
     # need to handle device discovered since backend daemon started
     # and the skiplist was primed. these should be checked against
     # the various acls and have device_skip entry added if needed,
@@ -154,6 +156,7 @@ sub jq_lock {
 
       return false if scalar grep {$_ eq $job->action} @badactions;
     }
+  }
 
   # lock db row and update to show job has been picked
   try {