ACPICA: actbl2.h: MRRM: Add typedef and other definitions

ACPICA commit 04fd53b2647b9f6f98cfca551383689cb3b59362

The MRRM table describes association between physical address ranges
and "region numbers".

Structure defined in the Intel Resource Director Technology (RDT)
Architecture specification downloadable from www.intel.com/sdm

Link: https://github.com/acpica/acpica/commit/04fd53b2


Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/3372188.44csPzL39Z@rjwysocki.net