flatpak: set meta.mainProgram (#358995)

Changed files
+1
pkgs
by-name
fl
flatpak
+1
pkgs/by-name/fl/flatpak/package.nix
···
changelog = "https://github.com/flatpak/flatpak/releases/tag/${finalAttrs.version}";
license = lib.licenses.lgpl21Plus;
maintainers = with lib.maintainers; [ getchoo ];
platforms = lib.platforms.linux;
};
})
···
changelog = "https://github.com/flatpak/flatpak/releases/tag/${finalAttrs.version}";
license = lib.licenses.lgpl21Plus;
maintainers = with lib.maintainers; [ getchoo ];
+
mainProgram = "flatpak";
platforms = lib.platforms.linux;
};
})