cc/gcc: update Linaro GCC revisions for 2013.06

Update Linaro GCC with the latest available revisions.

Also updates Linaro GCC 4.6 to the final version.

Signed-off-by: "Michael Hope" <michaelh@juju.net.nz>
Message-Id: <83e33862f7641c2ad326.1372451435@localhost>
Patchwork-Id: 255666

 reporter_name="Alexander BIGGA"

 reporter_url="http://sourceware.org/ml/crossgcc/2008-06/msg00031.html"

 reporter_comment=""