/usr/share/lintian/overrides/libgd2-xpm-dev is in libgd2-xpm-dev 2.1.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 | libgd2-xpm-dev: virtual-package-depends-without-real-package-depends depends: libgd-dev
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