/usr/share/librecad/library/elektro/grounding/ is in librecad-data 2.1.2-1.
This file is owned by root:root, with mode 0o755.
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/usr/share/librecad/library/elektro/grounding-iso/Terminal-Chassis.dxf
/usr/share/librecad/library/elektro/grounding-iso/Terminal-Earth.dxf
/usr/share/librecad/library/elektro/grounding-iso/Terminal-in.dxf
/usr/share/librecad/library/elektro/grounding-iso/Terminal-out.dxf
/usr/share/librecad/library/elektro/grounding/arr.dxf
/usr/share/librecad/library/elektro/grounding/arr1.dxf
/usr/share/librecad/library/elektro/grounding/arr2.dxf
/usr/share/librecad/library/elektro/grounding/arr3.dxf
/usr/share/librecad/library/elektro/grounding/gnd1.dxf
/usr/share/librecad/library/elektro/grounding/gnd11.dxf
/usr/share/librecad/library/elektro/grounding/gnd12.dxf
/usr/share/librecad/library/elektro/grounding/gnd13.dxf
/usr/share/librecad/library/elektro/grounding/gnd2.dxf
/usr/share/librecad/library/elektro/grounding/gnd3.dxf
/usr/share/librecad/library/elektro/grounding/gnd4.dxf
/usr/share/librecad/library/elektro/grounding/gnd5.dxf
/usr/share/librecad/library/elektro/grounding/gnd6.dxf
/usr/share/librecad/library/elektro/grounding/gr1.dxf
/usr/share/librecad/library/elektro/grounding/gr2.dxf
/usr/share/librecad/library/elektro/grounding/gr3.dxf
/usr/share/librecad/library/elektro/grounding/gr4.dxf
/usr/share/librecad/library/elektro/grounding/gr5.dxf
/usr/share/librecad/library/elektro/grounding/gr6.dxf
/usr/share/librecad/library/elektro/grounding/point.dxf