Remove versioned coreutils Pre-Depends from dpkg

This was due to the ancient md5sum transition, finished long time ago.

Closes: #643746

Reported-by: Bill Allombert <ballombe@debian.org>

debian/changelog

@@ -11,6 +11,9 @@ dpkg (1.16.2) UNRELEASED; urgency=low
     the compat one in case the systems lacks it.
   * Do not assume existence of paths on the build system in the test suite.
   * Do not fail to link dselect on MacOS X when using --disable-nls.
+  * Remove versioned coreutils Pre-Depends from dpkg due to the ancient
+    md5sum transition. Reported by Bill Allombert <ballombe@debian.org>.
+    Closes: #643746
 
   [ Updated man page translations ]
   * German (Helge Kreutzmann).

debian/control

@@ -31,7 +31,7 @@ Description: Debian package management static library
 Package: dpkg
 Architecture: any
 Essential: yes
-Pre-Depends: ${shlibs:Depends}, coreutils (>= 5.93-1), xz-utils
+Pre-Depends: ${shlibs:Depends}, xz-utils
 Depends: ${misc:Depends}
 Breaks: dpkg-dev (<< 1.15.8), libdpkg-perl (<< 1.15.8),
  apt (<< 0.7.7), aptitude (<< 0.4.7-1),