The tag is present in Lintian version 2.104.244. That is the most recent version we know about.
This script apparently runs
install-info. Updating the
/usr/share/info/dir file is now handled automatically by
triggers, so running
install-info from maintainer scripts is no
If debhelper generated the maintainer script fragment, rebuilding the package with debhelper 7.2.17 or later will fix this problem.