/usr/lib/x86_64-linux-gnu/ is in libkf5gapi-dev 5.1.0-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/libKF5GAPITasks.so
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/KF5GAPI/
/usr/lib/x86_64-linux-gnu/cmake/KF5GAPI/KF5GAPIConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5GAPI/KF5GAPIConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5GAPI/KF5GAPITargets.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5GAPI/KF5GAPITargets-debian.cmake
/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_KGAPILatitude.pri
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/qt_KGAPIBlogger.pri
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/qt_KGAPICore.pri
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/qt_KGAPIContacts.pri
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/qt_KGAPITasks.pri
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/qt_KGAPICalendar.pri
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/qt_KGAPIDrive.pri
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/qt_KGAPIMaps.pri
/usr/lib/x86_64-linux-gnu/libKF5GAPICalendar.so
/usr/lib/x86_64-linux-gnu/libKF5GAPIBlogger.so
/usr/lib/x86_64-linux-gnu/libKF5GAPIContacts.so
/usr/lib/x86_64-linux-gnu/libKF5GAPICore.so
/usr/lib/x86_64-linux-gnu/libKF5GAPIMaps.so
/usr/lib/x86_64-linux-gnu/libKF5GAPILatitude.so
/usr/lib/x86_64-linux-gnu/libKF5GAPIDrive.so