Ensure response is closed (#128190)

Author: idegtiarenko

x-pack/plugin/esql/src/internalClusterTest/java/org/elasticsearch/xpack/esql/action/ManyShardsIT.java

@@ -281,8 +281,7 @@ public void testCancelUnnecessaryRequests() {
         query.query("from test-* | LIMIT 1");
         query.pragmas(new QueryPragmas(Settings.builder().put(QueryPragmas.MAX_CONCURRENT_NODES_PER_CLUSTER.getKey(), 1).build()));
 
-        try {
-            var result = safeExecute(client(coordinatingNode), EsqlQueryAction.INSTANCE, query);
+        try (var result = safeGet(client().execute(EsqlQueryAction.INSTANCE, query))) {
             assertThat(Iterables.size(result.rows()), equalTo(1L));
             assertThat(exchanges.get(), lessThanOrEqualTo(2));
         } finally {