/usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/Particles.2/qmldir is in qml-module-qtquick-particles2 5.9.5-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | module QtQuick.Particles
plugin particlesplugin
classname QtQuick2ParticlesPlugin
typeinfo plugins.qmltypes
|