/usr/share/doc/libghc-pcap-prof/changelog.Debian.gz is in libghc-pcap-prof 0.4.5.2-11build2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libghc-pcap-prof/../libghc-pcap-dev/changelog.Debian.gz