Write options: wrong precedence about gprolog HOT 3 CLOSED

$ logtalk_tester -p gnu
% Batch testing started @ 2023-06-29 23:56:26
%         Logtalk version: 3.67.0-b02
%         GNU Prolog version: 1.6.0
%
% Documents/Logtalk/logtalk3/tests/prolog/predicates/write_term_3
%         122 tests: 0 skipped, 121 passed, 1 failed (0 flaky)
%         completed tests from object tests in 2 seconds
%         clause coverage n/a
%
% Compilation errors/warnings and failed unit tests
% (compilation errors/warnings might be expected depending on the test)
!     lgt_write_term_3_122: failure (in 0.0 seconds)
!       test assertion failed: 'Used'=='Ignor'
!       in file Documents/Logtalk/logtalk3/tests/prolog/predicates/write_term_3/tests.lgt between lines 659-662
%
% Failed tests
Documents/Logtalk/logtalk3/tests/prolog/predicates/write_term_3/tests.lgt - lgt_write_term_3_122 @ tests
%
% 1 test sets: 1 completed, 0 skipped, 0 broken, 0 timedout, 0 crashed
% 122 tests: 0 skipped, 121 passed, 1 failed (0 flaky)
%
% Batch testing ended @ 2023-06-29 23:56:29
``