/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/printmanager/qmldir is in print-manager 4:17.12.3-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | module org.kde.plasma.printmanager
plugin printmanager
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