kernel: 4.0 -> 4.0.1

pkgs/os-specific/linux/kernel/linux-4.0.nix

···
 { stdenv, fetchurl, ... } @ args:
 
 import ./generic.nix (args // rec {
-  version = "4.0";
-  modDirVersion = "4.0.0";
+  version = "4.0.1";
   extraMeta.branch = "4.0";
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz";
-    sha256 = "14argl6ywkggdvgiycfx4jl2d7290f631ly59wfggj4vjx27sbqg";
+    sha256 = "1ggj26p1bm5v5kaviz6brfkjk32f8rib1mh61ns77gjlx5vsvc7z";
   };
 
   features.iwlwifi = true;