/usr/share/doc/libhackrf-dev/changelog.Debian.gz is in libhackrf-dev 2018.01.1-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libhackrf-dev/../libhackrf0/changelog.Debian.gz
/usr/share/doc/libhackrf-dev/../libhackrf0/changelog.Debian.gz