/usr/share/doc/librtcom-telepathy-glib-dev/changelog.Debian.gz is in librtcom-telepathy-glib-dev 0.1.38~git.1.e4dae27b-0ubuntu4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/librtcom-telepathy-glib-dev/../librtcom-telepathy-glib0/changelog.Debian.gz