/usr/lib/ is in libkf5wayland-dev 4:5.28.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/KF5Wayland/
/usr/lib/x86_64-linux-gnu/cmake/KF5Wayland/KF5WaylandConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5Wayland/KF5WaylandConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5Wayland/KF5WaylandTargets-debian.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5Wayland/KF5WaylandTargets.cmake
/usr/lib/x86_64-linux-gnu/libexec/
/usr/lib/x86_64-linux-gnu/libexec/org-kde-kf5-kwayland-testserver
/usr/lib/x86_64-linux-gnu/qt5/
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/qt_KWaylandClient.pri
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/qt_KWaylandServer.pri
/usr/lib/x86_64-linux-gnu/libKF5WaylandClient.so
/usr/lib/x86_64-linux-gnu/libKF5WaylandServer.so