Changed the preview seq

Changed the preview seq

Author: sreekzz

articles/hdinsight/hdinsight-51-component-versioning.md

@@ -10,10 +10,15 @@ ms.date: 03/15/2023
 
 In this article, you learn about the open-source components and their versions in Azure HDInsight 5.1.
 
+## Public preview
+
+From February 27, 2023 we have started rolling out a new version of HDInsight 5.1, this version is backward compatible with HDInsight 4.0. and 5.0. All new open-source releases added as incremental releases on HDInsight 5.1.
+
 ## Open-source components available with HDInsight version 5.1
 
 The Open-source component versions associated with HDInsight 5.1 listed in the following table.
 
+
 | Component        | HDInsight 5.1 | HDInsight 5.0 |
 |------------------|---------------|---------------|
 | Apache Spark     | 3.3 *              | 3.1.3         |
@@ -39,10 +44,6 @@ The Open-source component versions associated with HDInsight 5.1 listed in the f
 > [!NOTE]
 > ESP isn't supported for Kafka and HBase in this release.
 
-## Public preview
-
-From February 27, 2023 we have started rolling out a new version of HDInsight 5.1, this version is backward compatible with HDInsight 4.0. and 5.0. All new open-source releases added as incremental releases on HDInsight 5.1.
-
 ## Spark versions supported in Azure HDInsight
 
 Apache Spark versions supported in Azure HDIinsight