Submit some Intl.Locale() tests.

features.txt

test/intl402/Locale/constructor-newtarget.js

test/intl402/Locale/constructor-options.js

test/intl402/Locale/instance-properties.js

test/intl402/Locale/invalid-tag-throws-boolean.js

test/intl402/Locale/invalid-tag-throws-null.js

test/intl402/Locale/invalid-tag-throws-number.js

test/intl402/Locale/invalid-tag-throws-symbol.js

test/intl402/Locale/invalid-tag-throws-undefined.js

test/intl402/Locale/length.js

test/intl402/Locale/name.js

test/intl402/Locale/prop-desc.js

test/intl402/Locale/prototype/constructor.js

test/intl402/Locale/prototype/maximize-propdesc.js

test/intl402/Locale/prototype/prop-desc.js

test/intl402/Locale/prototype/toStringTag.js