/usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5.9 is in libqt5quicktemplates2-5 5.9.5-0ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5.9.5