[Sync EN] ext/intk: Fix IntlBreakIterator::getPartsIterator() type parameter (#5624)

[github-actions]

Commit: https://github.com/php/doc-en/commit/0f83ceff02d7f368686fbc55b44c89ee562e3ae7
PR: https://github.com/php/doc-en/pull/5624

Fichiers FR à mettre à jour

• reference/intl/intlbreakiterator/getpartsiterator.xml