use new 5.0 logger name convention

Author: eli-darkly

src/main/java/com/launchdarkly/sdk/server/integrations/DynamoDbDataStoreImpl.java

@@ -60,7 +60,7 @@
  * </ul>
  */
 final class DynamoDbDataStoreImpl implements PersistentDataStore {
-  private static final Logger logger = LoggerFactory.getLogger(DynamoDbDataStoreImpl.class);
+  private static final Logger logger = LoggerFactory.getLogger("com.launchdarkly.sdk.server.LDClient.DataStore.DynamoDB");
 
   static final String partitionKey = "namespace";
   static final String sortKey = "key";