treewide: remove unnecessary enableParallelBuilding when using cmake

pkgs/applications/audio/mixxx/default.nix

@@ -110,8 +110,6 @@ mkDerivation rec {
     wavpack
   ];
 
-  enableParallelBuilding = true;
-
   qtWrapperArgs = [
     "--set LOCALE_ARCHIVE ${glibcLocales}/lib/locale/locale-archive"
   ];

pkgs/applications/audio/tageditor/default.nix

@@ -45,8 +45,6 @@ stdenv.mkDerivation rec {
     tagparser
   ];
 
-  enableParallelBuilding = true;
-
   meta = with pkgs.lib; {
     homepage = "https://github.com/Martchus/tageditor";
     description = "A tag editor with Qt GUI and command-line interface supporting MP4/M4A/AAC (iTunes), ID3, Vorbis, Opus, FLAC and Matroska";

pkgs/development/compilers/terra/default.nix

@@ -50,7 +50,6 @@ in stdenv.mkDerivation rec {
   ] ++ lib.optional enableCUDA "-DTERRA_ENABLE_CUDA=ON";
 
   doCheck = true;
-  enableParallelBuilding = true;
   hardeningDisable = [ "fortify" ];
   outputs = [ "bin" "dev" "out" "static" ];
 

pkgs/test/cuda/cuda-library-samples/generic.nix

@@ -16,7 +16,6 @@ let
     version = lib.strings.substring 0 7 rev + "-" + lib.versions.majorMinor cudatoolkit.version;
     nativeBuildInputs = [ cmake addOpenGLRunpath ];
     buildInputs = [ cudatoolkit ];
-    enableParallelBuilding = true;
     postFixup = ''
       for exe in $out/bin/*; do
         addOpenGLRunpath $exe