fix(errata-abi): update the Cortex-A76 errata ABI struct

Updated the structure for Cortex-A76 in the errata ABI file
for the missing entries from the cortex_a76.S file.

Change-Id: Iceaf26fb2de493a877c4c100c0137f9255fc8b9f
Signed-off-by: Sona Mathew <sonarebecca.mathew@arm.com>
1 file changed