vmm: Add memory hotplug ACPI entries to DSDT

Generate and expose the DSDT table entries required to support memory
hotplug. The AML methods call into the MemoryManager via I/O ports
exposed as fields.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>

vmm/src/vm.rs

@@ -408,6 +408,7 @@ impl Vm {
                 &mem,
                 &self.devices,
                 &self.cpu_manager,
+                &self.memory_manager,
             ));
         }