/usr/lib/x86_64-linux-gnu/libvtkRenderingQt-6.2.so is in libvtk6-qt-dev 6.2.0+dfsg1-10build1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libvtkRenderingQt-6.2.so.6.2
/usr/lib/x86_64-linux-gnu/libvtkRenderingQt-6.2.so.6.2