xen/acpi: updates the argument of .remove operation of xen cpu/mem hotplug

Rafael removed useless type argument of acpi driver .remove operation.
This patch updates the argument of .remove operation of xen cpu/memory
driver accordingly.

Signed-off-by: Liu Jinsong <jinsong.liu@intel.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
2 files changed