/usr/lib/libgrantlee_gui.so.0 is in libgrantlee-gui0 0.2.0-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libgrantlee_gui.so.0.2.0
/usr/lib/libgrantlee_gui.so.0.2.0