Turn more licenses into lib.licenses style

Should eval cleanly, as far as -A tarball tells me.

Relevant: issue #2999, issue #739

pkgs/tools/misc/jdiskreport/default.nix

@@ -17,6 +17,6 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = http://www.jgoodies.com/freeware/jdiskreport/;
     description = "A graphical utility to visualize disk usage";
-    license = "unfree-redistributable"; #TODO freedist, libs under BSD-3
+    license = stdenv.lib.licenses.unfreeRedistributable; #TODO freedist, libs under BSD-3
   };
 }