fix: add xpaci instruction to exception report

When reporting an exception with ENABLE_PAUTH==1 calling xpaci
before printing the ELR value will remove the PAC and make the
pointer readable.

Change-Id: I45339dbb3396f403768ea3ee780d0c5010da44c4
Signed-off-by: John Powell <john.powell@arm.com>
2 files changed