QEMU config disk - use disk interface of HD-D, fallback is HD-A

(cherry picked from commit b672900406)

gns3server/compute/qemu/qemu_vm.py

@@ -1841,7 +1841,9 @@ class QemuVM(BaseNode):
             else:
                 disk_name = getattr(self, "config_disk_name")
                 disk = os.path.join(self.working_dir, disk_name)
-                interface = getattr(self, "hda_disk_interface", "ide")
+                interface = getattr(self, "hdd_disk_interface", "ide")
+                if interface == "ide":
+                    interface = getattr(self, "hda_disk_interface", "none")
                 await self._import_config()
                 if not os.path.exists(disk):
                     try: