ci(fvp): enable FEAT_LS64_ACCDATA

FEAT_LS64_ACCDATA extends the existing FEAT_LS64 by introducing an EL1
system register. Since tf-a-tests now contains a test for this feature,
enable it for the FVP runs by setting accelerator_support_level to 3.

Change-Id: Ic438cf898dae44ccf1ea83d5737be2020f3cda7f
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2 files changed