/usr/share/doc/libreoffice-style-hicontrast/changelog.Debian.gz is in libreoffice-style-hicontrast 1:3.5.2-2ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libreoffice-style-hicontrast/../ure/changelog.Debian.gz