Cortex-A76: fix spelling
Cortex-A76: fix spelling

Change-Id: I6adf7c14e8a974a7d40d51615b5e69eab1a7436f
Signed-off-by: Ambroise Vincent <6526170e434f61edb2744ad8311ffdc62335a3f7@arm.com>

achingupta/arm-trusted-firmware,achingupta/arm-trusted-firmware