ACPICA: ACPI 6.0: Add changes for MADT table.

ACPICA commit 02cbb41232bccf7a91967140cab95d5f48291f21

New subtable type. Some additions to existing subtables.

Link: https://github.com/acpica/acpica/commit/02cbb412
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>