gobject-introspection: refer to shlibs with absolute paths in typelibs

After this, LD_LIBRARY_PATH should not be required anymore.
The patch has been applied only for .la files, so there may
be some other cases missing.

pkgs/development/tools/misc/d-feet/default.nix

@@ -26,7 +26,6 @@ stdenv.mkDerivation rec {
       wrapProgram $out/bin/d-feet \
         --prefix PYTHONPATH : "$(toPythonPath $out):$(toPythonPath ${pygobject3})" \
         --prefix GI_TYPELIB_PATH : "$GI_TYPELIB_PATH" \
-        --prefix LD_LIBRARY_PATH : "${gtk3}/lib:${atk}/lib:${libwnck3}/lib" \
         --prefix XDG_DATA_DIRS : "$XDG_ICON_DIRS:$out/share"
 
       rm $out/share/icons/hicolor/icon-theme.cache