/usr/share/doc/libgcrypt11-dev/AUTHORS.gz is in libgcrypt11-dev 1.5.0-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libgcrypt11-dev/../libgcrypt11/AUTHORS.gz
/usr/share/doc/libgcrypt11-dev/../libgcrypt11/AUTHORS.gz