[zorg] Enable compiler-rt on clang-native-aarch64 builder

[Renato Golin]

On 22 January 2015 at 12:44, Gabor Ballabas <gaborb at inf.u-szeged.hu> wrote:
> I moved the builder to the _get_sanitizer_builders(),
> and tested it locally on our Juno board. Patch is attached.

Hi Gabor,

Looks good, just call it differently (ex. clang-native-aarch64-full)
and comment out the old one, so we could have them both live later, if
we want.

cheers,
--renato