Bump to version 9.1.6

Author: elasticsearchmachine

README.md

@@ -22,7 +22,7 @@ Support for Hadoop is available through any Maven-compatible tool:
 <dependency>
   <groupId>org.elasticsearch</groupId>
   <artifactId>elasticsearch-hadoop</artifactId>
-  <version>9.1.4</version>
+  <version>9.1.5</version>
 </dependency>
 ```
 or as a stand-alone [ZIP](http://www.elastic.co/downloads/hadoop).

buildSrc/esh-version.properties

@@ -1,4 +1,4 @@
-eshadoop        = 9.1.5
-elasticsearch   = 9.1.5
+eshadoop        = 9.1.6
+elasticsearch   = 9.1.6
 lucene          = 9.0.0
-build-tools     = 9.1.5
+build-tools     = 9.1.6