/usr/share/lintian/overrides/ruby-rack-pjax is in ruby-rack-pjax 0.7.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | # Upstream does not provide a chaneglog file
ruby-rack-pjax: no-upstream-changelog
|