ACPI / blacklist: fix name of ThinkPad Edge E530

That is the advertised name.

http://shop.lenovo.com/us/en/laptops/thinkpad/edge-series/e530/

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Merge branch 'acpi-video-next' into bleeding-edge

* acpi-video-next:
  ACPI / blacklist: fix name of ThinkPad Edge E530