ACPI,PCI,IRQ: remove SCI penalize function

Removing the SCI penalize function as the penalty is now calculated on the
fly.

Signed-off-by: Sinan Kaya <okaya@codeaurora.org>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>