alliance: disable parallel build

pkgs/applications/science/electronics/alliance/default.nix

···
   nativeBuildInputs = [ libtool automake autoconf flex ];
   buildInputs = [ xorgproto motif libX11 libXt libXpm bison ];
 
+  # Disable parallel build, errors:
+  #  ./pat_decl_y.y:736:5: error: expected '=', ...
+  enableParallelBuilding = false;
+
   ALLIANCE_TOP = placeholder "out";
 
   configureFlags = [