slic3r: Remove meta.broken due to Perl update.

The update happened in fac757a77e.

So it was a looong time ago and the build is working right now.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>

pkgs/applications/misc/slic3r/default.nix

@@ -69,6 +69,5 @@ stdenv.mkDerivation rec {
     license = licenses.agpl3;
     platforms = platforms.linux;
     maintainers = with maintainers; [ bjornfor the-kenny ];
-    broken = true; # requires Perl 5.14
   };
 }