Upgrade deprecated dependency to Elasticsearch 7.17.12.

Original Pull Request #2655
#Closes #2651

Author: sothawo

pom.xml

@@ -21,7 +21,7 @@
 		<springdata.commons>3.1.3-SNAPSHOT</springdata.commons>
 
 		<!-- version of the RestHighLevelClient	-->
-		<elasticsearch-rhlc>7.17.11</elasticsearch-rhlc>
+		<elasticsearch-rhlc>7.17.12</elasticsearch-rhlc>
 		<!-- version of the new ElasticsearchClient	-->
 		<elasticsearch-java>8.7.1</elasticsearch-java>