/usr/lib/libreoffice/ is in libreoffice-ogltrans 1:5.1.2-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/libreoffice/program/
/usr/lib/libreoffice/program/opengl/
/usr/lib/libreoffice/program/opengl/honeycombFragmentShader.glsl
/usr/lib/libreoffice/program/opengl/glitterFragmentShader.glsl
/usr/lib/libreoffice/program/opengl/vortexFragmentShader.glsl
/usr/lib/libreoffice/program/opengl/fadeBlackFragmentShader.glsl
/usr/lib/libreoffice/program/opengl/vortexGeometryShader.glsl
/usr/lib/libreoffice/program/opengl/glitterVertexShader.glsl
/usr/lib/libreoffice/program/opengl/basicVertexShader.glsl
/usr/lib/libreoffice/program/opengl/staticFragmentShader.glsl
/usr/lib/libreoffice/program/opengl/reflectionVertexShader.glsl
/usr/lib/libreoffice/program/opengl/vortexVertexShader.glsl
/usr/lib/libreoffice/program/opengl/honeycombVertexShader.glsl
/usr/lib/libreoffice/program/opengl/basicFragmentShader.glsl
/usr/lib/libreoffice/program/opengl/reflectionFragmentShader.glsl
/usr/lib/libreoffice/program/opengl/dissolveFragmentShader.glsl
/usr/lib/libreoffice/program/opengl/honeycombGeometryShader.glsl
/usr/lib/libreoffice/program/opengl/fadeFragmentShader.glsl
/usr/lib/libreoffice/program/opengl/rippleFragmentShader.glsl
/usr/lib/libreoffice/program/libOGLTranslo.so
/usr/lib/libreoffice/share/
/usr/lib/libreoffice/share/registry/
/usr/lib/libreoffice/share/registry/ogltrans.xcd
/usr/lib/libreoffice/share/config/
/usr/lib/libreoffice/share/config/soffice.cfg/
/usr/lib/libreoffice/share/config/soffice.cfg/simpress/
/usr/lib/libreoffice/share/config/soffice.cfg/simpress/transitions-ogl.xml