linux: 4.4.236 -> 4.4.237

pkgs/os-specific/linux/kernel/linux-4.4.nix

@@ -1,11 +1,11 @@
 { stdenv, buildPackages, fetchurl, perl, buildLinux, ... } @ args:
 
 buildLinux (args // rec {
-  version = "4.4.236";
+  version = "4.4.237";
   extraMeta.branch = "4.4";
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz";
-    sha256 = "1v1mx16x1crnxf4pix0bhw40lq89n7wpd66gjc2mhxi75h6x6i80";
+    sha256 = "1q6hwjwvlsikgr8b04l7v2jia2wyqxgbli6i7y20aq49h13ap2qk";
   };
 } // (args.argsOverride or {}))