ticket:10551: not U+%06X but U+%04X

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@36513 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10992: Ensure ICU4C 54 test suite passes without data


git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@36516 251d0590-4201-4cf1-90de-194747b24ca1