tests/acpi: update virt/SSDT.memhp

The edk2 update caused an address change:

 DefinitionBlock ("", "SSDT", 1, "BOCHS ", "NVDIMM", 0x00000001)
 {
     Scope (\_SB)
     {
         Device (NVDR)
         {
             Name (_HID, "ACPI0012" /* NVDIMM Root Device */)  // _HID: Hardware ID
             [ ... ]
         }
     }

-    Name (MEMA, 0x43D10000)
+    Name (MEMA, 0x43C90000)
 }

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>