smplayer: fix build after qmakeHook

pkgs/applications/video/smplayer/default.nix

···
-{ stdenv, fetchurl, qtscript }:
+{ stdenv, fetchurl, qmakeHook, qtscript }:
 
 stdenv.mkDerivation rec {
   name = "smplayer-16.1.0";
···
 
   patches = [ ./basegui.cpp.patch ];
 
-  buildInputs = [ qtscript ];
+  buildInputs = [ qmakeHook qtscript ];
+
+  dontUseQmakeConfigure = true;
 
   preConfigure = ''
     makeFlags="PREFIX=$out"