misc pkgs: Manual fixup pkgconfig nativeBuildInputs after sed

Importantly, this included regenerating pkgs/servers/x11/xorg, to
clobber the old sed.

pkgs/applications/editors/zile/default.nix

@@ -8,15 +8,15 @@ stdenv.mkDerivation rec {
     sha256 = "03mcg0bxkzprlsx8y6h22w924pzx4a9zr7zm3g11j8j3x9lz75f7";
   };
 
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ ncurses boehmgc ];
-  nativeBuildInputs = [ perl ]
+  nativeBuildInputs = [ pkgconfig perl ]
     # `help2man' wants to run Zile, which won't work when the
     # newly-produced binary can't be run at build-time.
     ++ stdenv.lib.optional
          (stdenv.hostPlatform == stdenv.buildPlatform)
          help2man;
 
+  buildInputs = [ ncurses boehmgc ];
+
   # Tests can't be run because most of them rely on the ability to
   # fiddle with the terminal.
   doCheck = false;