HDDS-11491. Avoid sharing clientId among deleting services (apache#7250)

(cherry picked from commit c91f1c7)

Author: sumitagrawl

hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/service/AbstractKeyDeletingService.java

@@ -72,7 +72,7 @@ public abstract class AbstractKeyDeletingService extends BackgroundService
 
   private final OzoneManager ozoneManager;
   private final ScmBlockLocationProtocol scmClient;
-  private static ClientId clientId = ClientId.randomId();
+  private final ClientId clientId = ClientId.randomId();
   private final AtomicLong deletedDirsCount;
   private final AtomicLong movedDirsCount;
   private final AtomicLong movedFilesCount;

hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/service/DirectoryDeletingService.java

@@ -38,7 +38,6 @@
 import org.apache.hadoop.ozone.om.snapshot.SnapshotUtils;
 import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.PurgePathRequest;
 import org.apache.hadoop.util.Time;
-import org.apache.ratis.protocol.ClientId;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -75,8 +74,6 @@ public class DirectoryDeletingService extends AbstractKeyDeletingService {
   public static final Logger LOG =
       LoggerFactory.getLogger(DirectoryDeletingService.class);
 
-  private static ClientId clientId = ClientId.randomId();
-
   // Use only a single thread for DirDeletion. Multiple threads would read
   // or write to same tables and can send deletion requests for same key
   // multiple times.