/usr/share/doc/libghc-classy-prelude-conduit-prof/changelog.Debian.gz is in libghc-classy-prelude-conduit-prof 1.2.0-1build5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libghc-classy-prelude-conduit-prof/../libghc-classy-prelude-conduit-dev/changelog.Debian.gz