ARM64/errata: Check `arm64_psci_bp_harden_cpus` list too for `is_spectrev2_safe()`

If PSCI_BP_HARDENING is set, Kryo 2xx/3xx Gold targets will be on this list
instead of the default arm64_bp_harden_smccc_cpus list.

Signed-off-by: Albert I <kras@raphielgang.org>
Change-Id: Ida0d3720fb76e02ac0774719fa002c17abc86173
1 file changed