ACP / fan: trivial style cleanup

Remove label indentation in acpi_fan_add().

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

* acpi-assorted-bleeding-edge:
  ACP / fan: trivial style cleanup