/usr/lib/libreoffice/share/Scripts/javascript/ is in libreoffice-script-provider-js 1:3.5.2-2ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/libreoffice/share/Scripts/javascript/ExportSheetsToHTML/
/usr/lib/libreoffice/share/Scripts/javascript/ExportSheetsToHTML/exportsheetstohtml.js
/usr/lib/libreoffice/share/Scripts/javascript/ExportSheetsToHTML/parcel-descriptor.xml
/usr/lib/libreoffice/share/Scripts/javascript/HelloWorld/
/usr/lib/libreoffice/share/Scripts/javascript/HelloWorld/helloworld.js
/usr/lib/libreoffice/share/Scripts/javascript/HelloWorld/parcel-descriptor.xml
/usr/lib/libreoffice/share/Scripts/javascript/Highlight/
/usr/lib/libreoffice/share/Scripts/javascript/Highlight/ButtonPressHandler.js
/usr/lib/libreoffice/share/Scripts/javascript/Highlight/ShowDialog.js
/usr/lib/libreoffice/share/Scripts/javascript/Highlight/parcel-descriptor.xml