/usr/share/doc/liblcms2-dev/changelog.Debian.gz is in liblcms2-dev 2.2+git20110628-2ubuntu3.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/liblcms2-dev/../liblcms2-2/changelog.Debian.gz