/usr/lib/ is in libkf5templateparser-dev 4:16.04.3-3~deb9u1.
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/KF5TemplateParser/
/usr/lib/x86_64-linux-gnu/cmake/KF5TemplateParser/KF5TemplateParserConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5TemplateParser/KF5TemplateParserConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5TemplateParser/KF5TemplateParserTargets-debian.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5TemplateParser/KF5TemplateParserTargets.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_TemplateParser.pri
/usr/lib/x86_64-linux-gnu/libKF5TemplateParser.so