ACPI: HMAT: Use ACCESS_COORDINATE_CPU when appropriate

To improve the readability of the code via replacing the magic number
"1" with ACCESS_COORDINATE_CPU when appropriate.  No functionality
change.

Signed-off-by: "Huang, Ying" <ying.huang@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>