/usr/share/doc/liblzo2-dev/changelog.Debian.gz is in liblzo2-dev 2.06-1.2ubuntu1.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/liblzo2-dev/../liblzo2-2/changelog.Debian.gz
/usr/share/doc/liblzo2-dev/../liblzo2-2/changelog.Debian.gz