Instead of having a list of test suites of interest, have a list of
suites to ignore and look at all the others.
In order for this to only yield interesting results, we need to tune the
reference configuration a bit, in order to exclude STREAM and ECB to
more closely match the driver-based configuration.
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>