/usr/share/doc/libghc-lazy-csv-prof/changelog.Debian.gz is in libghc-lazy-csv-prof 0.5.1-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libghc-lazy-csv-prof/../libghc-lazy-csv-dev/changelog.Debian.gz