linux: Update to 3.14.54

pkgs/os-specific/linux/kernel/linux-3.14.nix

···
 { stdenv, fetchurl, perl, buildLinux, ... } @ args:
 
 import ./generic.nix (args // rec {
-  version = "3.14.53";
+  version = "3.14.54";
   # Remember to update grsecurity!
   extraMeta.branch = "3.14";
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v3.x/linux-${version}.tar.xz";
-    sha256 = "0zqaqa7gs895p521c82jggak9zlmiwmkfarh2ykvh423sxjbvs5i";
+    sha256 = "0jjl7xx2mkkhy3yg3mza2h7ysz48qcn0z475jldfw4fh87ajlfig";
   };
 
   features.iwlwifi = true;