addressed review

Author: slavkap

plugins/storage/volume/storpool/src/main/java/org/apache/cloudstack/storage/snapshot/StorPoolSnapshotStrategy.java

@@ -29,6 +29,7 @@
 import com.cloud.storage.dao.VolumeDao;
 import com.cloud.utils.exception.CloudRuntimeException;
 import com.cloud.utils.fsm.NoTransitionException;
+
 import org.apache.cloudstack.engine.subsystem.api.storage.DataStore;
 import org.apache.cloudstack.engine.subsystem.api.storage.DataStoreManager;
 import org.apache.cloudstack.engine.subsystem.api.storage.ObjectInDataStoreStateMachine.Event;