Please sync the test to intl-duration-format/pull PR181

[FrankYFTang]

@ben-allen @anba
Please fix the following tests in test262 after the landing of the PR
tc39/proposal-intl-duration-format#182

test262/intl402/DurationFormat/prototype/format/negative-duration-style-default-en
test262/intl402/DurationFormat/prototype/format/negative-durationstyle-long-en
test262/intl402/DurationFormat/prototype/format/negative-durationstyle-digital-en
test262/intl402/DurationFormat/prototype/format/negative-durationstyle-narrow-en
test262/intl402/DurationFormat/prototype/format/negative-duration-style-short-en
test262/intl402/DurationFormat/prototype/formatToParts/negative-duration-formatToParts-style-digital-en
test262/intl402/DurationFormat/prototype/formatToParts/negative-duration-formatToParts-style-long-en
test262/intl402/DurationFormat/prototype/formatToParts/negative-duration-formatToParts-style-narrow-en
test262/intl402/DurationFormat/prototype/formatToParts/negative-duration-formatToParts-style-short-en
test262/intl402/DurationFormat/prototype/formatToParts/negative-duration-formatToParts-style-default-en

These test call partitionDurationFormatPattern inside test262/harness
/testIntl.js

But that file has not reflect the changes in PR182 yet.

[anba]

These tests are fixed by #3983.