Extend uuid component for tf-a compatibility

Adds a public function to change a binary encoded uuid in standard
big-endian byte order to the little-endian structure used by tf-a.

Signed-off-by: Julian Hall <julian.hall@arm.com>
Change-Id: Iee393c32f2a5a8472b3ac4dc1f4ab6e137756f1a
2 files changed