Bump elasticsearch-rest-high-level-client from 7.11.1 to 7.11.2 (#70)

Bumps [elasticsearch-rest-high-level-client](https://github.com/elastic/elasticsearch) from 7.11.1 to 7.11.2.
- [Release notes](https://github.com/elastic/elasticsearch/releases)
- [Commits](elastic/elasticsearch@v7.11.1...v7.11.2)

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pom.xml

@@ -47,7 +47,7 @@
         <dependency>
             <groupId>org.elasticsearch.client</groupId>
             <artifactId>elasticsearch-rest-high-level-client</artifactId>
-            <version>7.11.1</version>
+            <version>7.11.2</version>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>