slave is replaced with foreign

bin/sync-unified-master

@@ -59,8 +59,8 @@ for my $r (@all) {
     # Skip the control plane itself
     next if $r->{zone} eq 'private.invalid';
 
-    # Skip explicitly slave-only records
-    next if defined($r->{type}) && $r->{type} eq '_pureslave';
+    # Skip explicitly foreign records
+    next if defined($r->{type}) && $r->{type} eq '_foreign';
 
     # Skip config records (not BIND zones)
     next if defined($r->{type}) && $r->{type} eq '_config';