/usr/lib/x86_64-linux-gnu/libgnomekbdui.so is in libgnomekbd-dev 3.6.0-1ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libgnomekbdui.so.8.0.0
/usr/lib/x86_64-linux-gnu/libgnomekbdui.so.8.0.0