The tag is present in Lintian version 2.104.328. That is the most recent version we know about.
This package declares a single autopkgtest which will always
pass as it uses a "no-op" command such as
As the results of autopkgtests influence migration from unstable to testing this is undesirable and could be even considered an unfair or unwarranted "advantage". Installability of packages is better tested with piuparts which is also used to influence testing migration.
Please update your autopkgtest to actually test the binary package(s) when installed.
Please refer to https://ci.debian.net/doc/ for details.