issue #117: update dependencies

Author: pkiraly

pom.xml

@@ -125,21 +125,6 @@
 			<artifactId>jackson-annotations</artifactId>
 			<version>2.13.2</version>
 		</dependency>
-		<dependency>
-			<groupId>org.elasticsearch.client</groupId>
-			<artifactId>rest</artifactId>
-			<version>5.5.3</version>
-		</dependency>
-		<dependency>
-			<groupId>org.elasticsearch.client</groupId>
-			<artifactId>transport</artifactId>
-			<version>7.17.1</version>
-		</dependency>
-		<dependency>
-			<groupId>org.elasticsearch.client</groupId>
-			<artifactId>sniffer</artifactId>
-			<version>5.5.3</version>
-		</dependency>
 		<dependency>
 			<groupId>org.mongodb</groupId>
 			<artifactId>mongo-java-driver</artifactId>