/usr/share/doc/libdpdk-dev/changelog.Debian.gz is in libdpdk-dev 17.11.1-6.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libdpdk-dev/../librte-acl17.11/changelog.Debian.gz
/usr/share/doc/libdpdk-dev/../librte-acl17.11/changelog.Debian.gz