man: Fix reference to --record-avail instead of inexistent --avail

debian/changelog

@@ -12,6 +12,7 @@ dpkg (1.18.5) UNRELEASED; urgency=medium
     - Fix --remove and --purge summary formatting in dpkg(1).
     - Move --audit description just after --verify in dpkg(1).
     - Mark Maintainer field as bold in deb-src-control(5).
+    - Fix reference to --record-avail instead of inexistent --avail.
 
  -- Guillem Jover <guillem@debian.org>  Fri, 25 Dec 2015 14:20:16 +0100
 

man/dpkg.1

@@ -630,7 +630,7 @@ end up with undesirable results. (e.g. \fBdpkg \-\-purge foo
 Recursively handle all regular files matching pattern \fB*.deb\fP
 found at specified directories and all of its subdirectories. This can
 be used with \fB\-i\fP, \fB\-A\fP, \fB\-\-install\fP, \fB\-\-unpack\fP and
-\fB\-\-avail\fP actions.
+\fB\-\-record\-avail\fP actions.
 .TP
 \fB\-G\fP
 Don't install a package if a newer version of the same package is already