hv: Build mptable for OS in partition mode

This patch is an extension to the commit 6643adf.
It uses the mptable API to build mptable for each VM booted by ACRN in partition mode.

Signed-off-by: Sainath Grandhi <sainath.grandhi@intel.com>

Author: Sainath Grandhi

hypervisor/arch/x86/guest/vm.c

@@ -433,6 +433,8 @@ int prepare_vm(uint16_t pcpu_id)
 		ret = create_vm(vm_desc, &vm);
 		ASSERT(ret == 0, "VM creation failed!");
 
+		mptable_build(vm);
+
 		prepare_vcpu(vm, vm_desc->vm_pcpu_ids[0]);
 
 		/* Prepare the AP for vm */