fill volume attached field (apache#5865)

Co-authored-by: DK101010 <dirk.klahre@itelligence.de>

Author: DK101010

engine/orchestration/src/main/java/org/apache/cloudstack/engine/orchestration/VolumeOrchestrator.java

@@ -164,6 +164,7 @@
 import com.cloud.vm.dao.UserVmDao;
 
 import static com.cloud.storage.resource.StorageProcessor.REQUEST_TEMPLATE_RELOAD;
+import java.util.Date;
 
 public class VolumeOrchestrator extends ManagerBase implements VolumeOrchestrationService, Configurable {
 
@@ -1975,6 +1976,7 @@ public DiskProfile importVolume(Type type, String name, DiskOffering offering, L
         vol.setPath(path);
         vol.setChainInfo(chainInfo);
         vol.setState(Volume.State.Ready);
+        vol.setAttached(new Date());
         vol = _volsDao.persist(vol);
         return toDiskProfile(vol, offering);
     }