Bug#348348: apt: apt-cache.8.gz typo

[Justin Pryzby <justinpryzby@users.sourceforge.net>]

Package: apt
Version: 0.6.43.1
Severity: minor
File: /usr/share/man/man8/apt-cache.8.gz

show performs a function similar to dpkg --print-availi;
                                                      ^