/usr/share/lintian/overrides/libreoffice-writer is in libreoffice-writer 1:6.0.3-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 | libreoffice-writer: desktop-command-not-in-package usr/share/applications/libreoffice-writer.desktop libreoffice
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