HDFS-17240. Fix a typo in DataStorage.java (#6226). Contributed by Yu Wang.

Reviewed-by: Shilun Fan <slfan1989@apache.org>
Reviewed-by: Tao Li <tomscut@apache.org>

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataStorage.java

@@ -704,7 +704,7 @@ public class DataStorage extends Storage {
   }
 
   /**
-   * Analize which and whether a transition of the fs state is required
+   * Analyze which and whether a transition of the fs state is required
    * and perform it if necessary.
    * 
    * Rollback if the rollback startup option was specified.