/usr/share/doc/libgeocode-glib-dev/README is in libgeocode-glib-dev 3.18.2-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libgeocode-glib-dev/../libgeocode-glib0/README
/usr/share/doc/libgeocode-glib-dev/../libgeocode-glib0/README