CSTACKEX-98 remove encoding and decoded the Base64 password

Author: Gupta, Surya

plugins/storage/volume/ontap/src/main/java/org/apache/cloudstack/storage/lifecycle/OntapPrimaryDatastoreLifecycle.java

@@ -61,7 +61,6 @@
 import java.util.Map;
 import java.util.Set;
 import java.util.UUID;
-import java.util.Base64;
 
 public class OntapPrimaryDatastoreLifecycle extends BasePrimaryDataStoreLifeCycleImpl implements PrimaryDataStoreLifeCycle {
     @Inject private ClusterDao _clusterDao;