/usr/lib/ is in libkf5syntaxhighlighting-dev 5.44.0-0ubuntu1.
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/KF5SyntaxHighlighting/
/usr/lib/x86_64-linux-gnu/cmake/KF5SyntaxHighlighting/KF5SyntaxHighlightingConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5SyntaxHighlighting/KF5SyntaxHighlightingConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5SyntaxHighlighting/KF5SyntaxHighlightingTargets-debian.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5SyntaxHighlighting/KF5SyntaxHighlightingTargets.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_KSyntaxHighlighting.pri
/usr/lib/x86_64-linux-gnu/libKF5SyntaxHighlighting.so