/usr/share/lintian/overrides/libapache2-mod-perl2 is in libapache2-mod-perl2 2.0.8+httpd24-r1449661-6ubuntu2.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | # right, but that's the name since at least 2002 ...
libapache2-mod-perl2: non-standard-apache2-module-package-name libapache2-mod-perl2 != libapache2-mod-perl
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