xrectsel: remove unnecessary DESTDIR=$out

This avoids files being installed to $out/nix/store

Changed files
+1 -1
pkgs
tools
X11
xrectsel
+1 -1
pkgs/tools/X11/xrectsel/default.nix
···
buildInputs = [ libX11 ];
postBuild = ''
-
make DESTDIR="$out" install
'';
meta = with stdenv.lib; {
···
buildInputs = [ libX11 ];
postBuild = ''
+
make install
'';
meta = with stdenv.lib; {