Removing breaking dependency. (#298) (opensearch-project#1883)

Signed-off-by: forestmvey <forestv@bitquilltech.com>
Signed-off-by: Mitchell Gale <Mitchell.Gale@improving.com>

Author: forestmvey

opensearch/src/main/java/org/opensearch/sql/opensearch/client/OpenSearchNodeClient.java

@@ -6,7 +6,6 @@
 
 package org.opensearch.sql.opensearch.client;
 
-import com.carrotsearch.hppc.cursors.ObjectObjectCursor;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import java.util.Arrays;