/usr/share/doc/libghc-classy-prelude-prof/changelog.Debian.gz is in libghc-classy-prelude-prof 0.5.4-2build3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libghc-classy-prelude-prof/../libghc-classy-prelude-dev/changelog.Debian.gz