fdo#79372 fix hyphenation (remove fdo#56392 fix, except hard hyphen part)

Change-Id: Ia2f482fb7737e61cfc42966dbc7af6e1cdb3b41d
Reviewed-on: https://gerrit.libreoffice.org/9544
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>