/usr/lib/gedit/ is in gedit-latex-plugin 3.8.0-3build1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/gedit/plugins/
/usr/lib/gedit/plugins/latex/
/usr/lib/gedit/plugins/latex.plugin
/usr/lib/gedit/plugins/latex/__init__.py
/usr/lib/gedit/plugins/latex/action.py
/usr/lib/gedit/plugins/latex/appactivatable.py
/usr/lib/gedit/plugins/latex/bibtex/
/usr/lib/gedit/plugins/latex/bibtex/__init__.py
/usr/lib/gedit/plugins/latex/bibtex/actions.py
/usr/lib/gedit/plugins/latex/bibtex/cache.py
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/usr/lib/gedit/plugins/latex/bibtex/dialogs.py
/usr/lib/gedit/plugins/latex/bibtex/editor.py
/usr/lib/gedit/plugins/latex/bibtex/model.py
/usr/lib/gedit/plugins/latex/bibtex/parser.py
/usr/lib/gedit/plugins/latex/bibtex/validator.py
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/usr/lib/gedit/plugins/latex/completion.py
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/usr/lib/gedit/plugins/latex/file.py
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