suppress 2023-04-15-preview swagger linter rule R3016 (#24084)

Co-authored-by: v-yuchenli <[email protected]>

Author: yuc-Li

specification/hdinsight/resource-manager/readme.md

@@ -88,6 +88,7 @@ directive:
       - Microsoft.HDInsight/stable/2018-06-01-preview/cluster.json
       - Microsoft.HDInsight/preview/2015-03-01-preview/cluster.json
       - Microsoft.HDInsight/stable/2021-06-01/cluster.json
+      - Microsoft.HDInsight/preview/2023-04-15-preview/cluster.json
     where:
       - $.definitions.Role.properties.VMGroupName
 ```