/usr/lib/x86_64-linux-gnu/libsensors.so.4 is in libsensors4 1:3.3.1-2ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libsensors.so.4.3.1
/usr/lib/x86_64-linux-gnu/libsensors.so.4.3.1