/usr/lib/ is in qml-module-org-kde-purpose 1.1-4.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/qt5/
/usr/lib/x86_64-linux-gnu/qt5/qml/
/usr/lib/x86_64-linux-gnu/qt5/qml/org/
/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/
/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/purpose/
/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/purpose/AlternativesView.qml
/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/purpose/PurposeWizard.qml
/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/purpose/RunningJob.qml
/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/purpose/libpurposequickplugin.so
/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/purpose/qmldir
/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/purpose/reviewboard/
/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/purpose/reviewboard/librbpurposequickplugin.so
/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/purpose/reviewboard/qmldir