/usr/share/lintian/overrides/libkrb5-3 is in libkrb5-3 1.10+dfsg~beta1-2ubuntu0.7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1
libkrb5-3: package-contains-empty-directory */plugins/krb5/