moved consumer to try with resources block

kafka-ui-api/src/main/java/com/provectus/kafka/ui/kafka/KafkaService.java

@@ -380,11 +380,12 @@ public class KafkaService {
     }
 
     private Map<String, BigDecimal> getTopicPartitionOffset(KafkaCluster c, List<TopicPartition> topicPartitions )  {
-            var offset = ClusterUtil.toSingleMap(createConsumer(c).beginningOffsets(topicPartitions).entrySet().stream()
+        try (var consumer = createConsumer(c)) {
+            var offset = ClusterUtil.toSingleMap(consumer.beginningOffsets(topicPartitions).entrySet().stream()
                     .map(e -> Map.of(e.getKey().topic() + '-' + e.getKey().partition() + '-' + "min", new BigDecimal(e.getValue()))));
-            offset.putAll(ClusterUtil.toSingleMap(createConsumer(c).endOffsets(topicPartitions).entrySet().stream()
+            offset.putAll(ClusterUtil.toSingleMap(consumer.endOffsets(topicPartitions).entrySet().stream()
                     .map(e -> Map.of(e.getKey().topic() + '-' + e.getKey().partition() + '-' + "min", new BigDecimal(e.getValue())))));
             return offset;
-
+        }
     }
 }