criu: 3.8.1 -> 3.9

Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools.

This update was made based on information from https://repology.org/metapackage/criu/versions.

These checks were done:

- built on NixOS
- Warning: no invocation of /nix/store/31grlhm7igrgi29fhmndki41a8f87cvs-criu-3.9/bin/crit had a zero exit code or showed the expected version
- /nix/store/31grlhm7igrgi29fhmndki41a8f87cvs-criu-3.9/bin/compel passed the binary check.
- /nix/store/31grlhm7igrgi29fhmndki41a8f87cvs-criu-3.9/bin/criu passed the binary check.
- 2 of 3 passed binary check by having a zero exit code.
- 0 of 3 passed binary check by having the new version present in output.
- found 3.9 with grep in /nix/store/31grlhm7igrgi29fhmndki41a8f87cvs-criu-3.9
- directory tree listing: https://gist.github.com/5db13cedfd351a5d1fd8ed3d70ccbac3
- du listing: https://gist.github.com/3a064c8b51705c90c1093a81ab9495ee

pkgs/os-specific/linux/criu/default.nix

@@ -4,11 +4,11 @@
 
 stdenv.mkDerivation rec {
   name    = "criu-${version}";
-  version = "3.8.1";
+  version = "3.9";
 
   src = fetchurl {
     url    = "http://download.openvz.org/criu/${name}.tar.bz2";
-    sha256 = "0csyhsc5d6wkcjyvsp6h9x8zxn3zk574s84gfmy3gjagv3nwqd51";
+    sha256 = "0l71lmklr42pc2bj37pkp7y8va8bx42n9f6i4q4idsx4wrdd75fx";
   };
 
   enableParallelBuilding = true;