Provides defaults for the zimbra section

zmldapsync/zmldapsync.pl

@@ -968,6 +968,12 @@ sub get_default_conf {
       }
     };
   }
+
+  $defaults->{zimbra} = {
+    create_if_missing => 0,
+    setup_ldap_auth   => 0
+  };
+
   # If some attribute mapping is defined in the provided conf
   # do not use defaults
   foreach my $type ( qw( users groups ) ) {