/usr/share/lintian/overrides/flare-game is in flare-game 0.19-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | # "flare" is provided by binary package flare-engine, on which this package depends
flare-game: desktop-command-not-in-package usr/share/applications/flare.desktop usr/games/flare
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