/usr/share/doc/globus-gass-server-ez-progs/changelog.Debian.gz is in globus-gass-server-ez-progs 5.8-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/globus-gass-server-ez-progs/../libglobus-gass-server-ez2/changelog.Debian.gz