/usr/share/doc/hamradio-digitalvoice/changelog.gz is in hamradio-digitalvoice 0.5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/hamradio-digitalvoice/../hamradio-tasks/changelog.gz
/usr/share/doc/hamradio-digitalvoice/../hamradio-tasks/changelog.gz