ACPI / cpuidle: Clean up white space in a switch statement

White space in the switch statement in acpi_processor_setup_cpuidle_states()
does not adhere to the kernel coding style and that makes the code
difficult to read.  Clean that up.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --cc drivers/acpi/processor_idle.c
Simple merge