/usr/share/doc/open-vm-tools-dbg/changelog.Debian.gz is in open-vm-tools-dbg 2:9.4.0-1280544-5ubuntu6.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/open-vm-tools-dbg/../open-vm-tools/changelog.Debian.gz