/usr/lib/x86_64-linux-gnu/libgudev-1.0.so is in libgudev-1.0-dev 1:204-5ubuntu20.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libgudev-1.0.so.0.1.3
/usr/lib/x86_64-linux-gnu/libgudev-1.0.so.0.1.3