editors/libreoffice: unbreak against ICU 58.1

i18npool/source/breakiterator/breakiterator_unicode.cxx:69:13: error: 'setBreakType' is a private member of 'icu::RuleBasedBreakIterator'

setBreakType(type);
^

/usr/local/include/unicode/rbbi.h:657:10: note: declared private here

void setBreakType(int32_t type);
     ^

1 error generated.

PR: 214437
Obtained from: upstream
Approved by: portmgr blanket