arm, arm64: Enable kernel config options required for EAS testing

arm and arm64:

    Add    Debug per_cpu maps access
    Add    Prove Locking
    Add    Scheduler statistics

arm:

    Add    kernel .config support and /proc/config.gz

arm64:

    Add    Scheduler debugging
    Add    Ftrace

Signed-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com>