/usr/share/applications/TextEdit.desktop is in textedit.app 4.0+20061029-3.4build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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Type=Application
Version=0.94
Categories=Utility;TextEditor;
Name=TextEdit
Comment=an OpenStep text editor
Icon=/usr/lib/GNUstep/Applications/TextEdit.app/Resources/Edit.tiff
Exec=TextEdit
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