/usr/share/doc/libghc-crypto-pubkey-openssh-prof/changelog.Debian.gz is in libghc-crypto-pubkey-openssh-prof 0.2.7-7build10.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libghc-crypto-pubkey-openssh-prof/../libghc-crypto-pubkey-openssh-dev/changelog.Debian.gz