win-pvdrivers: switch to fetchFromGitHub

pkgs/applications/virtualization/driver/win-pvdrivers/default.nix

···
-{ lib, stdenv, fetchgit }:
+{ lib, stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation {
   pname = "win-pvdrivers";
   version = "unstable-2015-07-01";
 
-  src = fetchgit {
-    url = "https://github.com/ts468/win-pvdrivers";
+  src = fetchFromGitHub {
+    owner = "ts468";
+    repo = "win-pvdrivers";
     rev = "3054d645fc3ee182bea3e97ff01869f01cc3637a";
     sha256 = "6232ca2b7c9af874abbcb9262faf2c74c819727ed2eb64599c790879df535106";
   };
···
   meta = with lib; {
     description = "Xen Subproject: Windows PV Driver";
     homepage = "http://xenproject.org/downloads/windows-pv-drivers.html";
-    maintainers = [ maintainers.tstrobel ];
+    maintainers = with maintainers; [ tstrobel ];
     platforms = platforms.linux;
     license = licenses.bsd3;
   };