/usr/share/applications/dpkg-www.desktop is in dpkg-www 2.57.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 | [Desktop Entry]
Type=Application
Version=1.0
Name=Debian Package Browser
Comment=View installed packages
Keywords=dpkg;package;
Icon=dpkg-www
Exec=dpkg-www
Terminal=false
Categories=System;
StartupNotify=true
|