microcodeIntel: 20170707 -> 20171117

From the changelog:

```
Intel Processor Microcode Package for Linux
20171117 Release

-- New Platforms --
CFL U0 (06-9e-0a:22) 70
CFL B0 (06-9e-0b:2) 72
SKX H0 (06-55-04:b7) 2000035
GLK B0 (06-7a-01:1) 1e
APL Bx (06-5c-09:3) 2c
-- Updates --
KBL Y0 (06-8e-0a:c0) 66->70
-- Removed files --
SKX H0 (06-55-04:97) 2000022
```

pkgs/os-specific/linux/microcode/intel.nix

@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "microcode-intel-${version}";
-  version = "20170707";
+  version = "20171117";
 
   src = fetchurl {
-    url = "https://downloadmirror.intel.com/26925/eng/microcode-${version}.tgz";
-    sha256 = "14zf7fbhg0msa3bm0kl139pclmkfm83s6l86x48sr9sjpxllgm2g";
+    url = "https://downloadmirror.intel.com/27337/eng/microcode-${version}.tgz";
+    sha256 = "1p14ypbg28bdkbza6dx6dpjrdr5p13vmgrh2cw0y1v2qzalivgck";
   };
 
   buildInputs = [ libarchive ];