releasing package dulwich version 0.16.1-2

debian/changelog

@@ -1,4 +1,4 @@
-dulwich (0.16.1-2) UNRELEASED; urgency=medium
+dulwich (0.16.1-2) unstable; urgency=low
 
   * Add patch older-git: skip worktree list test against older versions
     of git.