Add debian/changelog entry for .deb large file support (LFS) fixes

debian/changelog

@@ -322,6 +322,8 @@ dpkg (1.16.0) unstable; urgency=low
     leak detectors. Closes: #620380
   * When moving a diverted file across filesystems in dpkg-divert, remove
     the source file.
+  * Fix large file support for .deb and split .deb in dpkg-deb, dpkg-split
+    and dpkg on 32-bit architectures.
 
   [ Raphaël Hertzog ]
   * Fail properly when debian/source/format is empty. Closes: #600854