Remove the not used ACPICA debug code _COMPONENT and ACPI_MODULE_NAME()
which were not used even when proc.c was introduced.

Signed-off-by: Hanjun Guo <guohanjun@huawei.com>
[ rjw: Subject edit ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>